21503212

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{9127}}^1$

素因数の和:9181

約数の個数: 24

約数和(自身を含む): 40893440

約数和(自身を除く): 19390228

約数列:

[1, 2, 4, 19, 31, 38, 62, 76, 124, 589, 1178, 2356, 9127, 18254, 36508, 173413, 282937, 346826, 565874, 693652, 1131748, 5375803, 10751606, 21503212]

約数ペア:

[(1, 21503212), (2, 10751606), (4, 5375803), (19, 1131748), (31, 693652), (38, 565874), (62, 346826), (76, 282937), (124, 173413), (589, 36508), (1178, 18254), (2356, 9127)]