21692056890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{907}}^1\times {\mathrm{1867}}^1$

素因数の和:2852

約数の個数: 128

約数和(自身を含む): 60572694528

約数和(自身を除く): 38880637638

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 61, 70, 105, 122, 183, 210, 305, 366, 427, 610, 854, 907, 915, 1281, 1814, 1830, 1867, 2135, 2562, 2721, 3734, 4270, 4535, 5442, 5601, 6349, 6405, 9070, 9335, 11202, 12698, 12810, 13069, 13605, 18670, 19047, 26138, 27210, 28005, 31745, 38094, 39207, 55327, 56010, 63490, 65345, 78414, 95235, 110654, 113887, 130690, 165981, 190470, 196035, 227774, 276635, 331962, 341661, 387289, 392070, 553270, 569435, 683322, 774578, 797209, 829905, 1138870, 1161867, 1594418, 1659810, 1693369, 1708305, 1936445, 2323734, 2391627, 3386738, 3416610, 3872890, 3986045, 4783254, 5080107, 5809335, 7972090, 8466845, 10160214, 11618670, 11853583, 11958135, 16933690, 23707166, 23916270, 25400535, 35560749, 50801070, 59267915, 71121498, 103295509, 118535830, 177803745, 206591018, 309886527, 355607490, 516477545, 619773054, 723068563, 1032955090, 1446137126, 1549432635, 2169205689, 3098865270, 3615342815, 4338411378, 7230685630, 10846028445, 21692056890]

約数ペア:

[(1, 21692056890), (2, 10846028445), (3, 7230685630), (5, 4338411378), (6, 3615342815), (7, 3098865270), (10, 2169205689), (14, 1549432635), (15, 1446137126), (21, 1032955090), (30, 723068563), (35, 619773054), (42, 516477545), (61, 355607490), (70, 309886527), (105, 206591018), (122, 177803745), (183, 118535830), (210, 103295509), (305, 71121498), (366, 59267915), (427, 50801070), (610, 35560749), (854, 25400535), (907, 23916270), (915, 23707166), (1281, 16933690), (1814, 11958135), (1830, 11853583), (1867, 11618670), (2135, 10160214), (2562, 8466845), (2721, 7972090), (3734, 5809335), (4270, 5080107), (4535, 4783254), (5442, 3986045), (5601, 3872890), (6349, 3416610), (6405, 3386738), (9070, 2391627), (9335, 2323734), (11202, 1936445), (12698, 1708305), (12810, 1693369), (13069, 1659810), (13605, 1594418), (18670, 1161867), (19047, 1138870), (26138, 829905), (27210, 797209), (28005, 774578), (31745, 683322), (38094, 569435), (39207, 553270), (55327, 392070), (56010, 387289), (63490, 341661), (65345, 331962), (78414, 276635), (95235, 227774), (110654, 196035), (113887, 190470), (130690, 165981)]