21103852

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{6229}}^1$

素因数の和:6262

約数の個数: 36

約数和(自身を含む): 46401040

約数和(自身を除く): 25297188

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 154, 242, 308, 484, 847, 1694, 3388, 6229, 12458, 24916, 43603, 68519, 87206, 137038, 174412, 274076, 479633, 753709, 959266, 1507418, 1918532, 3014836, 5275963, 10551926, 21103852]

約数ペア:

[(1, 21103852), (2, 10551926), (4, 5275963), (7, 3014836), (11, 1918532), (14, 1507418), (22, 959266), (28, 753709), (44, 479633), (77, 274076), (121, 174412), (154, 137038), (242, 87206), (308, 68519), (484, 43603), (847, 24916), (1694, 12458), (3388, 6229)]