21293962

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{227}}^1$

素因数の和:366

約数の個数: 32

約数和(自身を含む): 35458560

約数和(自身を除く): 14164598

約数列:

[1, 2, 17, 31, 34, 62, 89, 178, 227, 454, 527, 1054, 1513, 2759, 3026, 3859, 5518, 7037, 7718, 14074, 20203, 40406, 46903, 93806, 119629, 239258, 343451, 626293, 686902, 1252586, 10646981, 21293962]

約数ペア:

[(1, 21293962), (2, 10646981), (17, 1252586), (31, 686902), (34, 626293), (62, 343451), (89, 239258), (178, 119629), (227, 93806), (454, 46903), (527, 40406), (1054, 20203), (1513, 14074), (2759, 7718), (3026, 7037), (3859, 5518)]