21317676

素因数分解:

$2^2\times 3^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1\times {\mathrm{199}}^1$

素因数の和:398

約数の個数: 48

約数和(自身を含む): 51072000

約数和(自身を除く): 29754324

約数列:

[1, 2, 3, 4, 6, 12, 79, 113, 158, 199, 226, 237, 316, 339, 398, 452, 474, 597, 678, 796, 948, 1194, 1356, 2388, 8927, 15721, 17854, 22487, 26781, 31442, 35708, 44974, 47163, 53562, 62884, 67461, 89948, 94326, 107124, 134922, 188652, 269844, 1776473, 3552946, 5329419, 7105892, 10658838, 21317676]

約数ペア:

[(1, 21317676), (2, 10658838), (3, 7105892), (4, 5329419), (6, 3552946), (12, 1776473), (79, 269844), (113, 188652), (158, 134922), (199, 107124), (226, 94326), (237, 89948), (316, 67461), (339, 62884), (398, 53562), (452, 47163), (474, 44974), (597, 35708), (678, 31442), (796, 26781), (948, 22487), (1194, 17854), (1356, 15721), (2388, 8927)]