21398776906

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{449989}}^1$

素因数の和:450094

約数の個数: 32

約数和(自身を含む): 36287193600

約数和(自身を除く): 14888416694

約数列:

[1, 2, 13, 26, 31, 59, 62, 118, 403, 767, 806, 1534, 1829, 3658, 23777, 47554, 449989, 899978, 5849857, 11699714, 13949659, 26549351, 27899318, 53098702, 181345567, 345141563, 362691134, 690283126, 823029881, 1646059762, 10699388453, 21398776906]

約数ペア:

[(1, 21398776906), (2, 10699388453), (13, 1646059762), (26, 823029881), (31, 690283126), (59, 362691134), (62, 345141563), (118, 181345567), (403, 53098702), (767, 27899318), (806, 26549351), (1534, 13949659), (1829, 11699714), (3658, 5849857), (23777, 899978), (47554, 449989)]