21151036370

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{1856983}}^1$

素因数の和:1857074

約数の個数: 32

約数和(自身を含む): 40913071488

約数和(自身を除く): 19762035118

約数列:

[1, 2, 5, 10, 17, 34, 67, 85, 134, 170, 335, 670, 1139, 2278, 5695, 11390, 1856983, 3713966, 9284915, 18569830, 31568711, 63137422, 124417861, 157843555, 248835722, 315687110, 622089305, 1244178610, 2115103637, 4230207274, 10575518185, 21151036370]

約数ペア:

[(1, 21151036370), (2, 10575518185), (5, 4230207274), (10, 2115103637), (17, 1244178610), (34, 622089305), (67, 315687110), (85, 248835722), (134, 157843555), (170, 124417861), (335, 63137422), (670, 31568711), (1139, 18569830), (2278, 9284915), (5695, 3713966), (11390, 1856983)]