21615705048

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{317}}^1\times {\mathrm{13093}}^1$

素因数の和:13457

約数の個数: 128

約数和(自身を含む): 63957381120

約数和(自身を除く): 42341676072

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 42, 56, 62, 84, 93, 124, 168, 186, 217, 248, 317, 372, 434, 634, 651, 744, 868, 951, 1268, 1302, 1736, 1902, 2219, 2536, 2604, 3804, 4438, 5208, 6657, 7608, 8876, 9827, 13093, 13314, 17752, 19654, 26186, 26628, 29481, 39279, 39308, 52372, 53256, 58962, 68789, 78558, 78616, 91651, 104744, 117924, 137578, 157116, 183302, 206367, 235848, 274953, 275156, 314232, 366604, 405883, 412734, 549906, 550312, 733208, 811766, 825468, 1099812, 1217649, 1623532, 1650936, 2199624, 2435298, 2841181, 3247064, 4150481, 4870596, 5682362, 8300962, 8523543, 9741192, 11364724, 12451443, 16601924, 17047086, 22729448, 24902886, 29053367, 33203848, 34094172, 49805772, 58106734, 68188344, 87160101, 99611544, 116213468, 128664911, 174320202, 232426936, 257329822, 348640404, 385994733, 514659644, 697280808, 771989466, 900654377, 1029319288, 1543978932, 1801308754, 2701963131, 3087957864, 3602617508, 5403926262, 7205235016, 10807852524, 21615705048]

約数ペア:

[(1, 21615705048), (2, 10807852524), (3, 7205235016), (4, 5403926262), (6, 3602617508), (7, 3087957864), (8, 2701963131), (12, 1801308754), (14, 1543978932), (21, 1029319288), (24, 900654377), (28, 771989466), (31, 697280808), (42, 514659644), (56, 385994733), (62, 348640404), (84, 257329822), (93, 232426936), (124, 174320202), (168, 128664911), (186, 116213468), (217, 99611544), (248, 87160101), (317, 68188344), (372, 58106734), (434, 49805772), (634, 34094172), (651, 33203848), (744, 29053367), (868, 24902886), (951, 22729448), (1268, 17047086), (1302, 16601924), (1736, 12451443), (1902, 11364724), (2219, 9741192), (2536, 8523543), (2604, 8300962), (3804, 5682362), (4438, 4870596), (5208, 4150481), (6657, 3247064), (7608, 2841181), (8876, 2435298), (9827, 2199624), (13093, 1650936), (13314, 1623532), (17752, 1217649), (19654, 1099812), (26186, 825468), (26628, 811766), (29481, 733208), (39279, 550312), (39308, 549906), (52372, 412734), (53256, 405883), (58962, 366604), (68789, 314232), (78558, 275156), (78616, 274953), (91651, 235848), (104744, 206367), (117924, 183302), (137578, 157116)]