21953208

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1553}}^1$

素因数の和:1612

約数の個数: 64

約数和(自身を含む): 59673600

約数和(自身を除く): 37720392

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 31, 38, 57, 62, 76, 93, 114, 124, 152, 186, 228, 248, 372, 456, 589, 744, 1178, 1553, 1767, 2356, 3106, 3534, 4659, 4712, 6212, 7068, 9318, 12424, 14136, 18636, 29507, 37272, 48143, 59014, 88521, 96286, 118028, 144429, 177042, 192572, 236056, 288858, 354084, 385144, 577716, 708168, 914717, 1155432, 1829434, 2744151, 3658868, 5488302, 7317736, 10976604, 21953208]

約数ペア:

[(1, 21953208), (2, 10976604), (3, 7317736), (4, 5488302), (6, 3658868), (8, 2744151), (12, 1829434), (19, 1155432), (24, 914717), (31, 708168), (38, 577716), (57, 385144), (62, 354084), (76, 288858), (93, 236056), (114, 192572), (124, 177042), (152, 144429), (186, 118028), (228, 96286), (248, 88521), (372, 59014), (456, 48143), (589, 37272), (744, 29507), (1178, 18636), (1553, 14136), (1767, 12424), (2356, 9318), (3106, 7068), (3534, 6212), (4659, 4712)]