21492240

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1163}}^1$

素因数の和:1197

約数の個数: 160

約数和(自身を含む): 83137536

約数和(自身を除く): 61645296

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 48, 55, 56, 60, 66, 70, 77, 80, 84, 88, 105, 110, 112, 120, 132, 140, 154, 165, 168, 176, 210, 220, 231, 240, 264, 280, 308, 330, 336, 385, 420, 440, 462, 528, 560, 616, 660, 770, 840, 880, 924, 1155, 1163, 1232, 1320, 1540, 1680, 1848, 2310, 2326, 2640, 3080, 3489, 3696, 4620, 4652, 5815, 6160, 6978, 8141, 9240, 9304, 11630, 12793, 13956, 16282, 17445, 18480, 18608, 23260, 24423, 25586, 27912, 32564, 34890, 38379, 40705, 46520, 48846, 51172, 55824, 63965, 65128, 69780, 76758, 81410, 89551, 93040, 97692, 102344, 122115, 127930, 130256, 139560, 153516, 162820, 179102, 191895, 195384, 204688, 244230, 255860, 268653, 279120, 307032, 325640, 358204, 383790, 390768, 447755, 488460, 511720, 537306, 614064, 651280, 716408, 767580, 895510, 976920, 1023440, 1074612, 1343265, 1432816, 1535160, 1791020, 1953840, 2149224, 2686530, 3070320, 3582040, 4298448, 5373060, 7164080, 10746120, 21492240]

約数ペア:

[(1, 21492240), (2, 10746120), (3, 7164080), (4, 5373060), (5, 4298448), (6, 3582040), (7, 3070320), (8, 2686530), (10, 2149224), (11, 1953840), (12, 1791020), (14, 1535160), (15, 1432816), (16, 1343265), (20, 1074612), (21, 1023440), (22, 976920), (24, 895510), (28, 767580), (30, 716408), (33, 651280), (35, 614064), (40, 537306), (42, 511720), (44, 488460), (48, 447755), (55, 390768), (56, 383790), (60, 358204), (66, 325640), (70, 307032), (77, 279120), (80, 268653), (84, 255860), (88, 244230), (105, 204688), (110, 195384), (112, 191895), (120, 179102), (132, 162820), (140, 153516), (154, 139560), (165, 130256), (168, 127930), (176, 122115), (210, 102344), (220, 97692), (231, 93040), (240, 89551), (264, 81410), (280, 76758), (308, 69780), (330, 65128), (336, 63965), (385, 55824), (420, 51172), (440, 48846), (462, 46520), (528, 40705), (560, 38379), (616, 34890), (660, 32564), (770, 27912), (840, 25586), (880, 24423), (924, 23260), (1155, 18608), (1163, 18480), (1232, 17445), (1320, 16282), (1540, 13956), (1680, 12793), (1848, 11630), (2310, 9304), (2326, 9240), (2640, 8141), (3080, 6978), (3489, 6160), (3696, 5815), (4620, 4652)]