21298238

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{601}}^1$

素因数の和:692

約数の個数: 32

約数和(自身を含む): 36408960

約数和(自身を除く): 15110722

約数列:

[1, 2, 13, 26, 29, 47, 58, 94, 377, 601, 611, 754, 1202, 1222, 1363, 2726, 7813, 15626, 17429, 17719, 28247, 34858, 35438, 56494, 226577, 367211, 453154, 734422, 819163, 1638326, 10649119, 21298238]

約数ペア:

[(1, 21298238), (2, 10649119), (13, 1638326), (26, 819163), (29, 734422), (47, 453154), (58, 367211), (94, 226577), (377, 56494), (601, 35438), (611, 34858), (754, 28247), (1202, 17719), (1222, 17429), (1363, 15626), (2726, 7813)]