21769620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{2311}}^1$

素因数の和:2480

約数の個数: 48

約数和(自身を含む): 61369728

約数和(自身を除く): 39600108

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 157, 314, 471, 628, 785, 942, 1570, 1884, 2311, 2355, 3140, 4622, 4710, 6933, 9244, 9420, 11555, 13866, 23110, 27732, 34665, 46220, 69330, 138660, 362827, 725654, 1088481, 1451308, 1814135, 2176962, 3628270, 4353924, 5442405, 7256540, 10884810, 21769620]

約数ペア:

[(1, 21769620), (2, 10884810), (3, 7256540), (4, 5442405), (5, 4353924), (6, 3628270), (10, 2176962), (12, 1814135), (15, 1451308), (20, 1088481), (30, 725654), (60, 362827), (157, 138660), (314, 69330), (471, 46220), (628, 34665), (785, 27732), (942, 23110), (1570, 13866), (1884, 11555), (2311, 9420), (2355, 9244), (3140, 6933), (4622, 4710)]