21697432881

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{491}}^1\times {\mathrm{10499}}^1$

素因数の和:11077

約数の個数: 32

約数和(自身を含む): 30748032000

約数和(自身を除く): 9050599119

約数列:

[1, 3, 23, 61, 69, 183, 491, 1403, 1473, 4209, 10499, 11293, 29951, 31497, 33879, 89853, 241477, 640439, 688873, 724431, 1921317, 2066619, 5155009, 14730097, 15465027, 44190291, 118565207, 314455549, 355695621, 943366647, 7232477627, 21697432881]

約数ペア:

[(1, 21697432881), (3, 7232477627), (23, 943366647), (61, 355695621), (69, 314455549), (183, 118565207), (491, 44190291), (1403, 15465027), (1473, 14730097), (4209, 5155009), (10499, 2066619), (11293, 1921317), (29951, 724431), (31497, 688873), (33879, 640439), (89853, 241477)]