21363792

素因数分解:

$2^4\times 3^1\times {\mathrm{181}}^1\times {\mathrm{2459}}^1$

素因数の和:2651

約数の個数: 40

約数和(自身を含む): 55517280

約数和(自身を除く): 34153488

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 181, 362, 543, 724, 1086, 1448, 2172, 2459, 2896, 4344, 4918, 7377, 8688, 9836, 14754, 19672, 29508, 39344, 59016, 118032, 445079, 890158, 1335237, 1780316, 2670474, 3560632, 5340948, 7121264, 10681896, 21363792]

約数ペア:

[(1, 21363792), (2, 10681896), (3, 7121264), (4, 5340948), (6, 3560632), (8, 2670474), (12, 1780316), (16, 1335237), (24, 890158), (48, 445079), (181, 118032), (362, 59016), (543, 39344), (724, 29508), (1086, 19672), (1448, 14754), (2172, 9836), (2459, 8688), (2896, 7377), (4344, 4918)]