21842670

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{10867}}^1$

素因数の和:10944

約数の個数: 32

約数和(自身を含む): 53209728

約数和(自身を除く): 31367058

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 67, 134, 201, 335, 402, 670, 1005, 2010, 10867, 21734, 32601, 54335, 65202, 108670, 163005, 326010, 728089, 1456178, 2184267, 3640445, 4368534, 7280890, 10921335, 21842670]

約数ペア:

[(1, 21842670), (2, 10921335), (3, 7280890), (5, 4368534), (6, 3640445), (10, 2184267), (15, 1456178), (30, 728089), (67, 326010), (134, 163005), (201, 108670), (335, 65202), (402, 54335), (670, 32601), (1005, 21734), (2010, 10867)]