21230230

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{1171}}^1$

素因数の和:1229

約数の個数: 48

約数和(自身を含む): 45693936

約数和(自身を除く): 24463706

約数列:

[1, 2, 5, 7, 10, 14, 35, 37, 49, 70, 74, 98, 185, 245, 259, 370, 490, 518, 1171, 1295, 1813, 2342, 2590, 3626, 5855, 8197, 9065, 11710, 16394, 18130, 40985, 43327, 57379, 81970, 86654, 114758, 216635, 286895, 303289, 433270, 573790, 606578, 1516445, 2123023, 3032890, 4246046, 10615115, 21230230]

約数ペア:

[(1, 21230230), (2, 10615115), (5, 4246046), (7, 3032890), (10, 2123023), (14, 1516445), (35, 606578), (37, 573790), (49, 433270), (70, 303289), (74, 286895), (98, 216635), (185, 114758), (245, 86654), (259, 81970), (370, 57379), (490, 43327), (518, 40985), (1171, 18130), (1295, 16394), (1813, 11710), (2342, 9065), (2590, 8197), (3626, 5855)]