21668079

素因数分解:

$3^1\times {\mathrm{73}}^1\times {\mathrm{163}}^1\times {\mathrm{607}}^1$

素因数の和:846

約数の個数: 16

約数和(自身を含む): 29514752

約数和(自身を除く): 7846673

約数列:

[1, 3, 73, 163, 219, 489, 607, 1821, 11899, 35697, 44311, 98941, 132933, 296823, 7222693, 21668079]

約数ペア:

[(1, 21668079), (3, 7222693), (73, 296823), (163, 132933), (219, 98941), (489, 44311), (607, 35697), (1821, 11899)]