21371567405146

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71339}}^1\times {\mathrm{690271}}^1$

素因数の和:761650

約数の個数: 32

約数和(自身を含む): 37819395440640

約数和(自身を除く): 16447828035494

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 71339, 142678, 499373, 690271, 998746, 1380542, 2211509, 4423018, 4831897, 9663794, 15480563, 21398401, 30961126, 42796802, 149788807, 299577614, 49243242869, 98486485738, 344702700083, 689405400166, 1526540528939, 3053081057878, 10685783702573, 21371567405146]

約数ペア:

[(1, 21371567405146), (2, 10685783702573), (7, 3053081057878), (14, 1526540528939), (31, 689405400166), (62, 344702700083), (217, 98486485738), (434, 49243242869), (71339, 299577614), (142678, 149788807), (499373, 42796802), (690271, 30961126), (998746, 21398401), (1380542, 15480563), (2211509, 9663794), (4423018, 4831897)]