21525514234

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{587}}^1\times {\mathrm{677}}^1$

素因数の和:1399

約数の個数: 64

約数和(自身を含む): 38233472256

約数和(自身を除く): 16707958022

約数列:

[1, 2, 7, 14, 53, 73, 106, 146, 371, 511, 587, 677, 742, 1022, 1174, 1354, 3869, 4109, 4739, 7738, 8218, 9478, 27083, 31111, 35881, 42851, 49421, 54166, 62222, 71762, 85702, 98842, 217777, 251167, 299957, 345947, 397399, 435554, 502334, 599914, 691894, 794798, 2271103, 2619313, 2781793, 4542206, 5238626, 5563586, 15897721, 18335191, 21062147, 29010127, 31795442, 36670382, 42124294, 58020254, 147435029, 203070889, 294870058, 406141778, 1537536731, 3075073462, 10762757117, 21525514234]

約数ペア:

[(1, 21525514234), (2, 10762757117), (7, 3075073462), (14, 1537536731), (53, 406141778), (73, 294870058), (106, 203070889), (146, 147435029), (371, 58020254), (511, 42124294), (587, 36670382), (677, 31795442), (742, 29010127), (1022, 21062147), (1174, 18335191), (1354, 15897721), (3869, 5563586), (4109, 5238626), (4739, 4542206), (7738, 2781793), (8218, 2619313), (9478, 2271103), (27083, 794798), (31111, 691894), (35881, 599914), (42851, 502334), (49421, 435554), (54166, 397399), (62222, 345947), (71762, 299957), (85702, 251167), (98842, 217777)]