21557789148

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{317}}^1\times {\mathrm{47623}}^1$

素因数の和:47971

約数の個数: 96

約数和(自身を含む): 61062349824

約数和(自身を除く): 39504560676

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 317, 357, 476, 634, 714, 951, 1268, 1428, 1902, 2219, 3804, 4438, 5389, 6657, 8876, 10778, 13314, 16167, 21556, 26628, 32334, 37723, 47623, 64668, 75446, 95246, 113169, 142869, 150892, 190492, 226338, 285738, 333361, 452676, 571476, 666722, 809591, 1000083, 1333444, 1619182, 2000166, 2428773, 3238364, 4000332, 4857546, 5667137, 9715092, 11334274, 15096491, 17001411, 22668548, 30192982, 34002822, 45289473, 60385964, 68005644, 90578946, 105675437, 181157892, 211350874, 256640347, 317026311, 422701748, 513280694, 634052622, 769921041, 1026561388, 1268105244, 1539842082, 1796482429, 3079684164, 3592964858, 5389447287, 7185929716, 10778894574, 21557789148]

約数ペア:

[(1, 21557789148), (2, 10778894574), (3, 7185929716), (4, 5389447287), (6, 3592964858), (7, 3079684164), (12, 1796482429), (14, 1539842082), (17, 1268105244), (21, 1026561388), (28, 769921041), (34, 634052622), (42, 513280694), (51, 422701748), (68, 317026311), (84, 256640347), (102, 211350874), (119, 181157892), (204, 105675437), (238, 90578946), (317, 68005644), (357, 60385964), (476, 45289473), (634, 34002822), (714, 30192982), (951, 22668548), (1268, 17001411), (1428, 15096491), (1902, 11334274), (2219, 9715092), (3804, 5667137), (4438, 4857546), (5389, 4000332), (6657, 3238364), (8876, 2428773), (10778, 2000166), (13314, 1619182), (16167, 1333444), (21556, 1000083), (26628, 809591), (32334, 666722), (37723, 571476), (47623, 452676), (64668, 333361), (75446, 285738), (95246, 226338), (113169, 190492), (142869, 150892)]