21482312

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1789}}^1$

素因数の和:1893

約数の個数: 32

約数和(自身を含む): 42960000

約数和(自身を除く): 21477688

約数列:

[1, 2, 4, 8, 19, 38, 76, 79, 152, 158, 316, 632, 1501, 1789, 3002, 3578, 6004, 7156, 12008, 14312, 33991, 67982, 135964, 141331, 271928, 282662, 565324, 1130648, 2685289, 5370578, 10741156, 21482312]

約数ペア:

[(1, 21482312), (2, 10741156), (4, 5370578), (8, 2685289), (19, 1130648), (38, 565324), (76, 282662), (79, 271928), (152, 141331), (158, 135964), (316, 67982), (632, 33991), (1501, 14312), (1789, 12008), (3002, 7156), (3578, 6004)]