21030264

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{15373}}^1$

素因数の和:15404

約数の個数: 48

約数和(自身を含む): 59958600

約数和(自身を除く): 38928336

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 15373, 30746, 46119, 61492, 92238, 122984, 138357, 184476, 276714, 292087, 368952, 553428, 584174, 876261, 1106856, 1168348, 1752522, 2336696, 2628783, 3505044, 5257566, 7010088, 10515132, 21030264]

約数ペア:

[(1, 21030264), (2, 10515132), (3, 7010088), (4, 5257566), (6, 3505044), (8, 2628783), (9, 2336696), (12, 1752522), (18, 1168348), (19, 1106856), (24, 876261), (36, 584174), (38, 553428), (57, 368952), (72, 292087), (76, 276714), (114, 184476), (152, 138357), (171, 122984), (228, 92238), (342, 61492), (456, 46119), (684, 30746), (1368, 15373)]