21498051631

素因数分解:

$7^1\times {\mathrm{23}}^2\times {\mathrm{5805577}}^1$

素因数の和:5805630

約数の個数: 12

約数和(自身を含む): 25683877072

約数和(自身を除く): 4185825441

約数列:

[1, 7, 23, 161, 529, 3703, 5805577, 40639039, 133528271, 934697897, 3071150233, 21498051631]

約数ペア:

[(1, 21498051631), (7, 3071150233), (23, 934697897), (161, 133528271), (529, 40639039), (3703, 5805577)]