21819144

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{811}}^1$

素因数の和:898

約数の個数: 64

約数和(自身を含む): 58464000

約数和(自身を除く): 36644856

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 59, 76, 114, 118, 152, 177, 228, 236, 354, 456, 472, 708, 811, 1121, 1416, 1622, 2242, 2433, 3244, 3363, 4484, 4866, 6488, 6726, 8968, 9732, 13452, 15409, 19464, 26904, 30818, 46227, 47849, 61636, 92454, 95698, 123272, 143547, 184908, 191396, 287094, 369816, 382792, 574188, 909131, 1148376, 1818262, 2727393, 3636524, 5454786, 7273048, 10909572, 21819144]

約数ペア:

[(1, 21819144), (2, 10909572), (3, 7273048), (4, 5454786), (6, 3636524), (8, 2727393), (12, 1818262), (19, 1148376), (24, 909131), (38, 574188), (57, 382792), (59, 369816), (76, 287094), (114, 191396), (118, 184908), (152, 143547), (177, 123272), (228, 95698), (236, 92454), (354, 61636), (456, 47849), (472, 46227), (708, 30818), (811, 26904), (1121, 19464), (1416, 15409), (1622, 13452), (2242, 9732), (2433, 8968), (3244, 6726), (3363, 6488), (4484, 4866)]