21100512

素因数分解:

$2^5\times 3^1\times {\mathrm{219797}}^1$

素因数の和:219810

約数の個数: 24

約数和(自身を含む): 55389096

約数和(自身を除く): 34288584

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 219797, 439594, 659391, 879188, 1318782, 1758376, 2637564, 3516752, 5275128, 7033504, 10550256, 21100512]

約数ペア:

[(1, 21100512), (2, 10550256), (3, 7033504), (4, 5275128), (6, 3516752), (8, 2637564), (12, 1758376), (16, 1318782), (24, 879188), (32, 659391), (48, 439594), (96, 219797)]