2021371864

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:273

約数の個数: 128

約数和(自身を含む): 4237516800

約数和(自身を除く): 2216144936

約数列:

[1, 2, 4, 8, 31, 37, 43, 47, 62, 74, 86, 94, 109, 124, 148, 172, 188, 218, 248, 296, 344, 376, 436, 872, 1147, 1333, 1457, 1591, 1739, 2021, 2294, 2666, 2914, 3182, 3379, 3478, 4033, 4042, 4588, 4687, 5123, 5332, 5828, 6364, 6758, 6956, 8066, 8084, 9176, 9374, 10246, 10664, 11656, 12728, 13516, 13912, 16132, 16168, 18748, 20492, 27032, 32264, 37496, 40984, 49321, 53909, 62651, 74777, 98642, 107818, 125023, 125302, 145297, 149554, 158813, 173419, 189551, 197284, 215636, 220289, 250046, 250604, 290594, 299108, 317626, 346838, 379102, 394568, 431272, 440578, 500092, 501208, 581188, 598216, 635252, 693676, 758204, 881156, 1000184, 1162376, 1270504, 1387352, 1516408, 1762312, 2318087, 4636174, 5375989, 5876081, 6828959, 8150693, 9272348, 10751978, 11752162, 13657918, 16301386, 18544696, 21503956, 23504324, 27315836, 32602772, 43007912, 47008648, 54631672, 65205544, 252671483, 505342966, 1010685932, 2021371864]

約数ペア:

[(1, 2021371864), (2, 1010685932), (4, 505342966), (8, 252671483), (31, 65205544), (37, 54631672), (43, 47008648), (47, 43007912), (62, 32602772), (74, 27315836), (86, 23504324), (94, 21503956), (109, 18544696), (124, 16301386), (148, 13657918), (172, 11752162), (188, 10751978), (218, 9272348), (248, 8150693), (296, 6828959), (344, 5876081), (376, 5375989), (436, 4636174), (872, 2318087), (1147, 1762312), (1333, 1516408), (1457, 1387352), (1591, 1270504), (1739, 1162376), (2021, 1000184), (2294, 881156), (2666, 758204), (2914, 693676), (3182, 635252), (3379, 598216), (3478, 581188), (4033, 501208), (4042, 500092), (4588, 440578), (4687, 431272), (5123, 394568), (5332, 379102), (5828, 346838), (6364, 317626), (6758, 299108), (6956, 290594), (8066, 250604), (8084, 250046), (9176, 220289), (9374, 215636), (10246, 197284), (10664, 189551), (11656, 173419), (12728, 158813), (13516, 149554), (13912, 145297), (16132, 125302), (16168, 125023), (18748, 107818), (20492, 98642), (27032, 74777), (32264, 62651), (37496, 53909), (40984, 49321)]