21953690045

素因数分解:

$5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1021}}^1\times {\mathrm{3769}}^1$

素因数の和:4965

約数の個数: 32

約数和(自身を含む): 30330343680

約数和(自身を除く): 8376653635

約数列:

[1, 5, 7, 35, 163, 815, 1021, 1141, 3769, 5105, 5705, 7147, 18845, 26383, 35735, 131915, 166423, 614347, 832115, 1164961, 3071735, 3848149, 4300429, 5824805, 19240745, 21502145, 26937043, 134685215, 627248287, 3136241435, 4390738009, 21953690045]

約数ペア:

[(1, 21953690045), (5, 4390738009), (7, 3136241435), (35, 627248287), (163, 134685215), (815, 26937043), (1021, 21502145), (1141, 19240745), (3769, 5824805), (5105, 4300429), (5705, 3848149), (7147, 3071735), (18845, 1164961), (26383, 832115), (35735, 614347), (131915, 166423)]