21433113

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{269}}^1$

素因数の和:518

約数の個数: 32

約数和(自身を含む): 34473600

約数和(自身を除く): 13040487

約数列:

[1, 3, 9, 13, 27, 39, 117, 227, 269, 351, 681, 807, 2043, 2421, 2951, 3497, 6129, 7263, 8853, 10491, 26559, 31473, 61063, 79677, 94419, 183189, 549567, 793819, 1648701, 2381457, 7144371, 21433113]

約数ペア:

[(1, 21433113), (3, 7144371), (9, 2381457), (13, 1648701), (27, 793819), (39, 549567), (117, 183189), (227, 94419), (269, 79677), (351, 61063), (681, 31473), (807, 26559), (2043, 10491), (2421, 8853), (2951, 7263), (3497, 6129)]