21607738

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{2609}}^1$

素因数の和:2753

約数の個数: 16

約数和(自身を含む): 33543720

約数和(自身を除く): 11935982

約数列:

[1, 2, 41, 82, 101, 202, 2609, 4141, 5218, 8282, 106969, 213938, 263509, 527018, 10803869, 21607738]

約数ペア:

[(1, 21607738), (2, 10803869), (41, 527018), (82, 263509), (101, 213938), (202, 106969), (2609, 8282), (4141, 5218)]