21062252

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{4243}}^1$

素因数の和:4337

約数の個数: 24

約数和(自身を含む): 39571056

約数和(自身を除く): 18508804

約数列:

[1, 2, 4, 17, 34, 68, 73, 146, 292, 1241, 2482, 4243, 4964, 8486, 16972, 72131, 144262, 288524, 309739, 619478, 1238956, 5265563, 10531126, 21062252]

約数ペア:

[(1, 21062252), (2, 10531126), (4, 5265563), (17, 1238956), (34, 619478), (68, 309739), (73, 288524), (146, 144262), (292, 72131), (1241, 16972), (2482, 8486), (4243, 4964)]