21077888886

素因数分解:

$2^1\times 3^2\times {\mathrm{59}}^1\times {\mathrm{787}}^1\times {\mathrm{25219}}^1$

素因数の和:26073

約数の個数: 48

約数和(自身を含む): 46503662400

約数和(自身を除く): 25425773514

約数列:

[1, 2, 3, 6, 9, 18, 59, 118, 177, 354, 531, 787, 1062, 1574, 2361, 4722, 7083, 14166, 25219, 46433, 50438, 75657, 92866, 139299, 151314, 226971, 278598, 417897, 453942, 835794, 1487921, 2975842, 4463763, 8927526, 13391289, 19847353, 26782578, 39694706, 59542059, 119084118, 178626177, 357252354, 1170993827, 2341987654, 3512981481, 7025962962, 10538944443, 21077888886]

約数ペア:

[(1, 21077888886), (2, 10538944443), (3, 7025962962), (6, 3512981481), (9, 2341987654), (18, 1170993827), (59, 357252354), (118, 178626177), (177, 119084118), (354, 59542059), (531, 39694706), (787, 26782578), (1062, 19847353), (1574, 13391289), (2361, 8927526), (4722, 4463763), (7083, 2975842), (14166, 1487921), (25219, 835794), (46433, 453942), (50438, 417897), (75657, 278598), (92866, 226971), (139299, 151314)]