21472100090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{9894977}}^1$

素因数の和:9895022

約数の個数: 32

約数和(自身を含む): 45596058624

約数和(自身を除く): 24123958534

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170, 9894977, 19789954, 49474885, 69264839, 98949770, 138529678, 306744287, 346324195, 613488574, 692648390, 1533721435, 2147210009, 3067442870, 4294420018, 10736050045, 21472100090]

約数ペア:

[(1, 21472100090), (2, 10736050045), (5, 4294420018), (7, 3067442870), (10, 2147210009), (14, 1533721435), (31, 692648390), (35, 613488574), (62, 346324195), (70, 306744287), (155, 138529678), (217, 98949770), (310, 69264839), (434, 49474885), (1085, 19789954), (2170, 9894977)]