21889704

素因数分解:

$2^3\times 3^1\times {\mathrm{67}}^1\times {\mathrm{13613}}^1$

素因数の和:13689

約数の個数: 32

約数和(自身を含む): 55545120

約数和(自身を除く): 33655416

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 67, 134, 201, 268, 402, 536, 804, 1608, 13613, 27226, 40839, 54452, 81678, 108904, 163356, 326712, 912071, 1824142, 2736213, 3648284, 5472426, 7296568, 10944852, 21889704]

約数ペア:

[(1, 21889704), (2, 10944852), (3, 7296568), (4, 5472426), (6, 3648284), (8, 2736213), (12, 1824142), (24, 912071), (67, 326712), (134, 163356), (201, 108904), (268, 81678), (402, 54452), (536, 40839), (804, 27226), (1608, 13613)]