21042348

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2251}}^1$

素因数の和:2318

約数の個数: 48

約数和(自身を含む): 52967040

約数和(自身を除く): 31924692

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 41, 57, 76, 82, 114, 123, 164, 228, 246, 492, 779, 1558, 2251, 2337, 3116, 4502, 4674, 6753, 9004, 9348, 13506, 27012, 42769, 85538, 92291, 128307, 171076, 184582, 256614, 276873, 369164, 513228, 553746, 1107492, 1753529, 3507058, 5260587, 7014116, 10521174, 21042348]

約数ペア:

[(1, 21042348), (2, 10521174), (3, 7014116), (4, 5260587), (6, 3507058), (12, 1753529), (19, 1107492), (38, 553746), (41, 513228), (57, 369164), (76, 276873), (82, 256614), (114, 184582), (123, 171076), (164, 128307), (228, 92291), (246, 85538), (492, 42769), (779, 27012), (1558, 13506), (2251, 9348), (2337, 9004), (3116, 6753), (4502, 4674)]