21719166

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1601}}^1$

素因数の和:1649

約数の個数: 64

約数和(自身を含む): 55365120

約数和(自身を除く): 33645954

約数列:

[1, 2, 3, 6, 7, 14, 17, 19, 21, 34, 38, 42, 51, 57, 102, 114, 119, 133, 238, 266, 323, 357, 399, 646, 714, 798, 969, 1601, 1938, 2261, 3202, 4522, 4803, 6783, 9606, 11207, 13566, 22414, 27217, 30419, 33621, 54434, 60838, 67242, 81651, 91257, 163302, 182514, 190519, 212933, 381038, 425866, 517123, 571557, 638799, 1034246, 1143114, 1277598, 1551369, 3102738, 3619861, 7239722, 10859583, 21719166]

約数ペア:

[(1, 21719166), (2, 10859583), (3, 7239722), (6, 3619861), (7, 3102738), (14, 1551369), (17, 1277598), (19, 1143114), (21, 1034246), (34, 638799), (38, 571557), (42, 517123), (51, 425866), (57, 381038), (102, 212933), (114, 190519), (119, 182514), (133, 163302), (238, 91257), (266, 81651), (323, 67242), (357, 60838), (399, 54434), (646, 33621), (714, 30419), (798, 27217), (969, 22414), (1601, 13566), (1938, 11207), (2261, 9606), (3202, 6783), (4522, 4803)]