21631848

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{128761}}^1$

素因数の和:128777

約数の個数: 32

約数和(自身を含む): 61805760

約数和(自身を除く): 40173912

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 128761, 257522, 386283, 515044, 772566, 901327, 1030088, 1545132, 1802654, 2703981, 3090264, 3605308, 5407962, 7210616, 10815924, 21631848]

約数ペア:

[(1, 21631848), (2, 10815924), (3, 7210616), (4, 5407962), (6, 3605308), (7, 3090264), (8, 2703981), (12, 1802654), (14, 1545132), (21, 1030088), (24, 901327), (28, 772566), (42, 515044), (56, 386283), (84, 257522), (168, 128761)]