21533808

素因数分解:

$2^4\times 3^1\times {\mathrm{151}}^1\times {\mathrm{2971}}^1$

素因数の和:3133

約数の個数: 40

約数和(自身を含む): 56016256

約数和(自身を除く): 34482448

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 151, 302, 453, 604, 906, 1208, 1812, 2416, 2971, 3624, 5942, 7248, 8913, 11884, 17826, 23768, 35652, 47536, 71304, 142608, 448621, 897242, 1345863, 1794484, 2691726, 3588968, 5383452, 7177936, 10766904, 21533808]

約数ペア:

[(1, 21533808), (2, 10766904), (3, 7177936), (4, 5383452), (6, 3588968), (8, 2691726), (12, 1794484), (16, 1345863), (24, 897242), (48, 448621), (151, 142608), (302, 71304), (453, 47536), (604, 35652), (906, 23768), (1208, 17826), (1812, 11884), (2416, 8913), (2971, 7248), (3624, 5942)]