21294696

素因数分解:

$2^3\times 3^1\times {\mathrm{347}}^1\times {\mathrm{2557}}^1$

素因数の和:2913

約数の個数: 32

約数和(自身を含む): 53411040

約数和(自身を除く): 32116344

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 347, 694, 1041, 1388, 2082, 2557, 2776, 4164, 5114, 7671, 8328, 10228, 15342, 20456, 30684, 61368, 887279, 1774558, 2661837, 3549116, 5323674, 7098232, 10647348, 21294696]

約数ペア:

[(1, 21294696), (2, 10647348), (3, 7098232), (4, 5323674), (6, 3549116), (8, 2661837), (12, 1774558), (24, 887279), (347, 61368), (694, 30684), (1041, 20456), (1388, 15342), (2082, 10228), (2557, 8328), (2776, 7671), (4164, 5114)]