21934640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1$

素因数の和:187

約数の個数: 160

約数和(自身を含む): 65995776

約数和(自身を除く): 44061136

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 23, 26, 28, 35, 40, 46, 52, 56, 65, 70, 80, 91, 92, 104, 112, 115, 130, 131, 140, 161, 182, 184, 208, 230, 260, 262, 280, 299, 322, 364, 368, 455, 460, 520, 524, 560, 598, 644, 655, 728, 805, 910, 917, 920, 1040, 1048, 1196, 1288, 1310, 1456, 1495, 1610, 1703, 1820, 1834, 1840, 2093, 2096, 2392, 2576, 2620, 2990, 3013, 3220, 3406, 3640, 3668, 4186, 4585, 4784, 5240, 5980, 6026, 6440, 6812, 7280, 7336, 8372, 8515, 9170, 10465, 10480, 11921, 11960, 12052, 12880, 13624, 14672, 15065, 16744, 17030, 18340, 20930, 21091, 23842, 23920, 24104, 27248, 30130, 33488, 34060, 36680, 39169, 41860, 42182, 47684, 48208, 59605, 60260, 68120, 73360, 78338, 83720, 84364, 95368, 105455, 119210, 120520, 136240, 156676, 167440, 168728, 190736, 195845, 210910, 238420, 241040, 274183, 313352, 337456, 391690, 421820, 476840, 548366, 626704, 783380, 843640, 953680, 1096732, 1370915, 1566760, 1687280, 2193464, 2741830, 3133520, 4386928, 5483660, 10967320, 21934640]

約数ペア:

[(1, 21934640), (2, 10967320), (4, 5483660), (5, 4386928), (7, 3133520), (8, 2741830), (10, 2193464), (13, 1687280), (14, 1566760), (16, 1370915), (20, 1096732), (23, 953680), (26, 843640), (28, 783380), (35, 626704), (40, 548366), (46, 476840), (52, 421820), (56, 391690), (65, 337456), (70, 313352), (80, 274183), (91, 241040), (92, 238420), (104, 210910), (112, 195845), (115, 190736), (130, 168728), (131, 167440), (140, 156676), (161, 136240), (182, 120520), (184, 119210), (208, 105455), (230, 95368), (260, 84364), (262, 83720), (280, 78338), (299, 73360), (322, 68120), (364, 60260), (368, 59605), (455, 48208), (460, 47684), (520, 42182), (524, 41860), (560, 39169), (598, 36680), (644, 34060), (655, 33488), (728, 30130), (805, 27248), (910, 24104), (917, 23920), (920, 23842), (1040, 21091), (1048, 20930), (1196, 18340), (1288, 17030), (1310, 16744), (1456, 15065), (1495, 14672), (1610, 13624), (1703, 12880), (1820, 12052), (1834, 11960), (1840, 11921), (2093, 10480), (2096, 10465), (2392, 9170), (2576, 8515), (2620, 8372), (2990, 7336), (3013, 7280), (3220, 6812), (3406, 6440), (3640, 6026), (3668, 5980), (4186, 5240), (4585, 4784)]