21115410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{17167}}^1$

素因数の和:17218

約数の個数: 32

約数和(自身を含む): 51916032

約数和(自身を除く): 30800622

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 41, 82, 123, 205, 246, 410, 615, 1230, 17167, 34334, 51501, 85835, 103002, 171670, 257505, 515010, 703847, 1407694, 2111541, 3519235, 4223082, 7038470, 10557705, 21115410]

約数ペア:

[(1, 21115410), (2, 10557705), (3, 7038470), (5, 4223082), (6, 3519235), (10, 2111541), (15, 1407694), (30, 703847), (41, 515010), (82, 257505), (123, 171670), (205, 103002), (246, 85835), (410, 51501), (615, 34334), (1230, 17167)]