21245298

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{1289}}^1$

素因数の和:1402

約数の個数: 32

約数和(自身を含む): 44210880

約数和(自身を除く): 22965582

約数列:

[1, 2, 3, 6, 41, 67, 82, 123, 134, 201, 246, 402, 1289, 2578, 2747, 3867, 5494, 7734, 8241, 16482, 52849, 86363, 105698, 158547, 172726, 259089, 317094, 518178, 3540883, 7081766, 10622649, 21245298]

約数ペア:

[(1, 21245298), (2, 10622649), (3, 7081766), (6, 3540883), (41, 518178), (67, 317094), (82, 259089), (123, 172726), (134, 158547), (201, 105698), (246, 86363), (402, 52849), (1289, 16482), (2578, 8241), (2747, 7734), (3867, 5494)]