21983178

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{5881}}^1$

素因数の和:5982

約数の個数: 32

約数和(自身を含む): 50820480

約数和(自身を除く): 28837302

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 89, 178, 267, 534, 623, 1246, 1869, 3738, 5881, 11762, 17643, 35286, 41167, 82334, 123501, 247002, 523409, 1046818, 1570227, 3140454, 3663863, 7327726, 10991589, 21983178]

約数ペア:

[(1, 21983178), (2, 10991589), (3, 7327726), (6, 3663863), (7, 3140454), (14, 1570227), (21, 1046818), (42, 523409), (89, 247002), (178, 123501), (267, 82334), (534, 41167), (623, 35286), (1246, 17643), (1869, 11762), (3738, 5881)]