21335408638

素因数分解:

$2^1\times {\mathrm{113}}^1\times {\mathrm{149}}^1\times {\mathrm{487}}^1\times {\mathrm{1301}}^1$

素因数の和:2052

約数の個数: 32

約数和(自身を含む): 32594788800

約数和(自身を除く): 11259380162

約数列:

[1, 2, 113, 149, 226, 298, 487, 974, 1301, 2602, 16837, 33674, 55031, 72563, 110062, 145126, 147013, 193849, 294026, 387698, 633587, 1267174, 8199619, 16399238, 21904937, 43809874, 71595331, 94404463, 143190662, 188808926, 10667704319, 21335408638]

約数ペア:

[(1, 21335408638), (2, 10667704319), (113, 188808926), (149, 143190662), (226, 94404463), (298, 71595331), (487, 43809874), (974, 21904937), (1301, 16399238), (2602, 8199619), (16837, 1267174), (33674, 633587), (55031, 387698), (72563, 294026), (110062, 193849), (145126, 147013)]