21334888910

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{465929}}^1$

素因数の和:466196

約数の個数: 32

約数和(自身を含む): 40591821600

約数和(自身を除く): 19256932690

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 241, 482, 1205, 2410, 4579, 9158, 22895, 45790, 465929, 931858, 2329645, 4659290, 8852651, 17705302, 44263255, 88526510, 112288889, 224577778, 561444445, 1122888890, 2133488891, 4266977782, 10667444455, 21334888910]

約数ペア:

[(1, 21334888910), (2, 10667444455), (5, 4266977782), (10, 2133488891), (19, 1122888890), (38, 561444445), (95, 224577778), (190, 112288889), (241, 88526510), (482, 44263255), (1205, 17705302), (2410, 8852651), (4579, 4659290), (9158, 2329645), (22895, 931858), (45790, 465929)]