21479672012

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{2909}}^1\times {\mathrm{49891}}^1$

素因数の和:52841

約数の個数: 24

約数和(自身を含む): 38619401520

約数和(自身を除く): 17139729508

約数列:

[1, 2, 4, 37, 74, 148, 2909, 5818, 11636, 49891, 99782, 107633, 199564, 215266, 430532, 1845967, 3691934, 7383868, 145132919, 290265838, 580531676, 5369918003, 10739836006, 21479672012]

約数ペア:

[(1, 21479672012), (2, 10739836006), (4, 5369918003), (37, 580531676), (74, 290265838), (148, 145132919), (2909, 7383868), (5818, 3691934), (11636, 1845967), (49891, 430532), (99782, 215266), (107633, 199564)]