21851551130

素因数分解:

$2^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{809}}^1\times {\mathrm{9967}}^1$

素因数の和:11054

約数の個数: 32

約数和(自身を含む): 39530695680

約数和(自身を除く): 17679144550

約数列:

[1, 2, 5, 10, 271, 542, 809, 1355, 1618, 2710, 4045, 8090, 9967, 19934, 49835, 99670, 219239, 438478, 1096195, 2192390, 2701057, 5402114, 8063303, 13505285, 16126606, 27010570, 40316515, 80633030, 2185155113, 4370310226, 10925775565, 21851551130]

約数ペア:

[(1, 21851551130), (2, 10925775565), (5, 4370310226), (10, 2185155113), (271, 80633030), (542, 40316515), (809, 27010570), (1355, 16126606), (1618, 13505285), (2710, 8063303), (4045, 5402114), (8090, 2701057), (9967, 2192390), (19934, 1096195), (49835, 438478), (99670, 219239)]