21035736

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{15377}}^1$

素因数の和:15408

約数の個数: 48

約数和(自身を含む): 59974200

約数和(自身を除く): 38938464

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, 15377, 30754, 46131, 61508, 92262, 123016, 138393, 184524, 276786, 292163, 369048, 553572, 584326, 876489, 1107144, 1168652, 1752978, 2337304, 2629467, 3505956, 5258934, 7011912, 10517868, 21035736]

約数ペア:

[(1, 21035736), (2, 10517868), (3, 7011912), (4, 5258934), (6, 3505956), (8, 2629467), (9, 2337304), (12, 1752978), (18, 1168652), (19, 1107144), (24, 876489), (36, 584326), (38, 553572), (57, 369048), (72, 292163), (76, 276786), (114, 184524), (152, 138393), (171, 123016), (228, 92262), (342, 61508), (456, 46131), (684, 30754), (1368, 15377)]