21770590

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{1831}}^1$

素因数の和:1908

約数の個数: 32

約数和(自身を含む): 41549760

約数和(自身を除く): 19779170

約数列:

[1, 2, 5, 10, 29, 41, 58, 82, 145, 205, 290, 410, 1189, 1831, 2378, 3662, 5945, 9155, 11890, 18310, 53099, 75071, 106198, 150142, 265495, 375355, 530990, 750710, 2177059, 4354118, 10885295, 21770590]

約数ペア:

[(1, 21770590), (2, 10885295), (5, 4354118), (10, 2177059), (29, 750710), (41, 530990), (58, 375355), (82, 265495), (145, 150142), (205, 106198), (290, 75071), (410, 53099), (1189, 18310), (1831, 11890), (2378, 9155), (3662, 5945)]