21069204

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{135059}}^1$

素因数の和:135079

約数の個数: 24

約数和(自身を含む): 52943520

約数和(自身を除く): 31874316

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 135059, 270118, 405177, 540236, 810354, 1620708, 1755767, 3511534, 5267301, 7023068, 10534602, 21069204]

約数ペア:

[(1, 21069204), (2, 10534602), (3, 7023068), (4, 5267301), (6, 3511534), (12, 1755767), (13, 1620708), (26, 810354), (39, 540236), (52, 405177), (78, 270118), (156, 135059)]