21372764

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{24623}}^1$

素因数の和:24665

約数の個数: 24

約数和(自身を含む): 44126208

約数和(自身を除く): 22753444

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 24623, 49246, 98492, 172361, 344722, 689444, 763313, 1526626, 3053252, 5343191, 10686382, 21372764]

約数ペア:

[(1, 21372764), (2, 10686382), (4, 5343191), (7, 3053252), (14, 1526626), (28, 763313), (31, 689444), (62, 344722), (124, 172361), (217, 98492), (434, 49246), (868, 24623)]