21134555505

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{721439}}^1$

素因数の和:721491

約数の個数: 64

約数和(自身を含む): 44325273600

約数和(自身を除く): 23190718095

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 31, 35, 45, 63, 93, 105, 135, 155, 189, 217, 279, 315, 465, 651, 837, 945, 1085, 1395, 1953, 3255, 4185, 5859, 9765, 29295, 721439, 2164317, 3607195, 5050073, 6492951, 10821585, 15150219, 19478853, 22364609, 25250365, 32464755, 45450657, 67093827, 75751095, 97394265, 111823045, 136351971, 156552263, 201281481, 227253285, 335469135, 469656789, 603844443, 681759855, 782761315, 1006407405, 1408970367, 2348283945, 3019222215, 4226911101, 7044851835, 21134555505]

約数ペア:

[(1, 21134555505), (3, 7044851835), (5, 4226911101), (7, 3019222215), (9, 2348283945), (15, 1408970367), (21, 1006407405), (27, 782761315), (31, 681759855), (35, 603844443), (45, 469656789), (63, 335469135), (93, 227253285), (105, 201281481), (135, 156552263), (155, 136351971), (189, 111823045), (217, 97394265), (279, 75751095), (315, 67093827), (465, 45450657), (651, 32464755), (837, 25250365), (945, 22364609), (1085, 19478853), (1395, 15150219), (1953, 10821585), (3255, 6492951), (4185, 5050073), (5859, 3607195), (9765, 2164317), (29295, 721439)]