21529962

素因数分解:

$2^1\times 3^4\times {\mathrm{347}}^1\times {\mathrm{383}}^1$

素因数の和:744

約数の個数: 40

約数和(自身を含む): 48508416

約数和(自身を除く): 26978454

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 347, 383, 694, 766, 1041, 1149, 2082, 2298, 3123, 3447, 6246, 6894, 9369, 10341, 18738, 20682, 28107, 31023, 56214, 62046, 132901, 265802, 398703, 797406, 1196109, 2392218, 3588327, 7176654, 10764981, 21529962]

約数ペア:

[(1, 21529962), (2, 10764981), (3, 7176654), (6, 3588327), (9, 2392218), (18, 1196109), (27, 797406), (54, 398703), (81, 265802), (162, 132901), (347, 62046), (383, 56214), (694, 31023), (766, 28107), (1041, 20682), (1149, 18738), (2082, 10341), (2298, 9369), (3123, 6894), (3447, 6246)]