21960994

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{251}}^1$

素因数の和:402

約数の個数: 32

約数和(自身を含む): 37340352

約数和(自身を除く): 15379358

約数列:

[1, 2, 11, 22, 41, 82, 97, 194, 251, 451, 502, 902, 1067, 2134, 2761, 3977, 5522, 7954, 10291, 20582, 24347, 43747, 48694, 87494, 113201, 226402, 267817, 535634, 998227, 1996454, 10980497, 21960994]

約数ペア:

[(1, 21960994), (2, 10980497), (11, 1996454), (22, 998227), (41, 535634), (82, 267817), (97, 226402), (194, 113201), (251, 87494), (451, 48694), (502, 43747), (902, 24347), (1067, 20582), (2134, 10291), (2761, 7954), (3977, 5522)]