21410955

素因数分解:

$3^2\times 5^1\times {\mathrm{487}}^1\times {\mathrm{977}}^1$

素因数の和:1475

約数の個数: 24

約数和(自身を含む): 37226592

約数和(自身を除く): 15815637

約数列:

[1, 3, 5, 9, 15, 45, 487, 977, 1461, 2435, 2931, 4383, 4885, 7305, 8793, 14655, 21915, 43965, 475799, 1427397, 2378995, 4282191, 7136985, 21410955]

約数ペア:

[(1, 21410955), (3, 7136985), (5, 4282191), (9, 2378995), (15, 1427397), (45, 475799), (487, 43965), (977, 21915), (1461, 14655), (2435, 8793), (2931, 7305), (4383, 4885)]