21583770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{55343}}^1$

素因数の和:55366

約数の個数: 32

約数和(自身を含む): 55786752

約数和(自身を除く): 34202982

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 55343, 110686, 166029, 276715, 332058, 553430, 719459, 830145, 1438918, 1660290, 2158377, 3597295, 4316754, 7194590, 10791885, 21583770]

約数ペア:

[(1, 21583770), (2, 10791885), (3, 7194590), (5, 4316754), (6, 3597295), (10, 2158377), (13, 1660290), (15, 1438918), (26, 830145), (30, 719459), (39, 553430), (65, 332058), (78, 276715), (130, 166029), (195, 110686), (390, 55343)]