21050458

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{827}}^1$

素因数の和:942

約数の個数: 32

約数和(自身を含む): 37558080

約数和(自身を除く): 16507622

約数列:

[1, 2, 11, 13, 22, 26, 89, 143, 178, 286, 827, 979, 1157, 1654, 1958, 2314, 9097, 10751, 12727, 18194, 21502, 25454, 73603, 118261, 147206, 236522, 809633, 956839, 1619266, 1913678, 10525229, 21050458]

約数ペア:

[(1, 21050458), (2, 10525229), (11, 1913678), (13, 1619266), (22, 956839), (26, 809633), (89, 236522), (143, 147206), (178, 118261), (286, 73603), (827, 25454), (979, 21502), (1157, 18194), (1654, 12727), (1958, 10751), (2314, 9097)]