21476118

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1$

素因数の和:217

約数の個数: 64

約数和(自身を含む): 47923200

約数和(自身を除く): 26447082

約数列:

[1, 2, 3, 6, 19, 31, 38, 57, 59, 62, 93, 103, 114, 118, 177, 186, 206, 309, 354, 589, 618, 1121, 1178, 1767, 1829, 1957, 2242, 3193, 3363, 3534, 3658, 3914, 5487, 5871, 6077, 6386, 6726, 9579, 10974, 11742, 12154, 18231, 19158, 34751, 36462, 60667, 69502, 104253, 115463, 121334, 182001, 188387, 208506, 230926, 346389, 364002, 376774, 565161, 692778, 1130322, 3579353, 7158706, 10738059, 21476118]

約数ペア:

[(1, 21476118), (2, 10738059), (3, 7158706), (6, 3579353), (19, 1130322), (31, 692778), (38, 565161), (57, 376774), (59, 364002), (62, 346389), (93, 230926), (103, 208506), (114, 188387), (118, 182001), (177, 121334), (186, 115463), (206, 104253), (309, 69502), (354, 60667), (589, 36462), (618, 34751), (1121, 19158), (1178, 18231), (1767, 12154), (1829, 11742), (1957, 10974), (2242, 9579), (3193, 6726), (3363, 6386), (3534, 6077), (3658, 5871), (3914, 5487)]