21928108

素因数分解:

$2^2\times {\mathrm{23}}^2\times {\mathrm{43}}^1\times {\mathrm{241}}^1$

素因数の和:334

約数の個数: 36

約数和(自身を含む): 41218408

約数和(自身を除く): 19290300

約数列:

[1, 2, 4, 23, 43, 46, 86, 92, 172, 241, 482, 529, 964, 989, 1058, 1978, 2116, 3956, 5543, 10363, 11086, 20726, 22172, 22747, 41452, 45494, 90988, 127489, 238349, 254978, 476698, 509956, 953396, 5482027, 10964054, 21928108]

約数ペア:

[(1, 21928108), (2, 10964054), (4, 5482027), (23, 953396), (43, 509956), (46, 476698), (86, 254978), (92, 238349), (172, 127489), (241, 90988), (482, 45494), (529, 41452), (964, 22747), (989, 22172), (1058, 20726), (1978, 11086), (2116, 10363), (3956, 5543)]