21321948

素因数分解:

$2^2\times 3^1\times {\mathrm{251}}^1\times {\mathrm{7079}}^1$

素因数の和:7337

約数の個数: 24

約数和(自身を含む): 49956480

約数和(自身を除く): 28634532

約数列:

[1, 2, 3, 4, 6, 12, 251, 502, 753, 1004, 1506, 3012, 7079, 14158, 21237, 28316, 42474, 84948, 1776829, 3553658, 5330487, 7107316, 10660974, 21321948]

約数ペア:

[(1, 21321948), (2, 10660974), (3, 7107316), (4, 5330487), (6, 3553658), (12, 1776829), (251, 84948), (502, 42474), (753, 28316), (1004, 21237), (1506, 14158), (3012, 7079)]