21000686717

素因数分解:

${\mathrm{31}}^1\times {\mathrm{347}}^1\times {\mathrm{1039}}^1\times {\mathrm{1879}}^1$

素因数の和:3296

約数の個数: 16

約数和(自身を含む): 21773107200

約数和(自身を除く): 772420483

約数列:

[1, 31, 347, 1039, 1879, 10757, 32209, 58249, 360533, 652013, 1952281, 11176523, 20212403, 60520711, 677441507, 21000686717]

約数ペア:

[(1, 21000686717), (31, 677441507), (347, 60520711), (1039, 20212403), (1879, 11176523), (10757, 1952281), (32209, 652013), (58249, 360533)]