21356443920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{552703}}^1$

素因数の和:552749

約数の個数: 160

約数和(自身を含む): 78952660992

約数和(自身を除く): 57596217072

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 48, 56, 60, 69, 70, 80, 84, 92, 105, 112, 115, 120, 138, 140, 161, 168, 184, 210, 230, 240, 276, 280, 322, 336, 345, 368, 420, 460, 483, 552, 560, 644, 690, 805, 840, 920, 966, 1104, 1288, 1380, 1610, 1680, 1840, 1932, 2415, 2576, 2760, 3220, 3864, 4830, 5520, 6440, 7728, 9660, 12880, 19320, 38640, 552703, 1105406, 1658109, 2210812, 2763515, 3316218, 3868921, 4421624, 5527030, 6632436, 7737842, 8290545, 8843248, 11054060, 11606763, 12712169, 13264872, 15475684, 16581090, 19344605, 22108120, 23213526, 25424338, 26529744, 30951368, 33162180, 38136507, 38689210, 44216240, 46427052, 50848676, 58033815, 61902736, 63560845, 66324360, 76273014, 77378420, 88985183, 92854104, 101697352, 116067630, 127121690, 132648720, 152546028, 154756840, 177970366, 185708208, 190682535, 203394704, 232135260, 254243380, 266955549, 305092056, 309513680, 355940732, 381365070, 444925915, 464270520, 508486760, 533911098, 610184112, 711881464, 762730140, 889851830, 928541040, 1016973520, 1067822196, 1334777745, 1423762928, 1525460280, 1779703660, 2135644392, 2669555490, 3050920560, 3559407320, 4271288784, 5339110980, 7118814640, 10678221960, 21356443920]

約数ペア:

[(1, 21356443920), (2, 10678221960), (3, 7118814640), (4, 5339110980), (5, 4271288784), (6, 3559407320), (7, 3050920560), (8, 2669555490), (10, 2135644392), (12, 1779703660), (14, 1525460280), (15, 1423762928), (16, 1334777745), (20, 1067822196), (21, 1016973520), (23, 928541040), (24, 889851830), (28, 762730140), (30, 711881464), (35, 610184112), (40, 533911098), (42, 508486760), (46, 464270520), (48, 444925915), (56, 381365070), (60, 355940732), (69, 309513680), (70, 305092056), (80, 266955549), (84, 254243380), (92, 232135260), (105, 203394704), (112, 190682535), (115, 185708208), (120, 177970366), (138, 154756840), (140, 152546028), (161, 132648720), (168, 127121690), (184, 116067630), (210, 101697352), (230, 92854104), (240, 88985183), (276, 77378420), (280, 76273014), (322, 66324360), (336, 63560845), (345, 61902736), (368, 58033815), (420, 50848676), (460, 46427052), (483, 44216240), (552, 38689210), (560, 38136507), (644, 33162180), (690, 30951368), (805, 26529744), (840, 25424338), (920, 23213526), (966, 22108120), (1104, 19344605), (1288, 16581090), (1380, 15475684), (1610, 13264872), (1680, 12712169), (1840, 11606763), (1932, 11054060), (2415, 8843248), (2576, 8290545), (2760, 7737842), (3220, 6632436), (3864, 5527030), (4830, 4421624), (5520, 3868921), (6440, 3316218), (7728, 2763515), (9660, 2210812), (12880, 1658109), (19320, 1105406), (38640, 552703)]