21179208

素因数分解:

$2^3\times 3^1\times {\mathrm{457}}^1\times {\mathrm{1931}}^1$

素因数の和:2397

約数の個数: 32

約数和(自身を含む): 53091360

約数和(自身を除く): 31912152

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 457, 914, 1371, 1828, 1931, 2742, 3656, 3862, 5484, 5793, 7724, 10968, 11586, 15448, 23172, 46344, 882467, 1764934, 2647401, 3529868, 5294802, 7059736, 10589604, 21179208]

約数ペア:

[(1, 21179208), (2, 10589604), (3, 7059736), (4, 5294802), (6, 3529868), (8, 2647401), (12, 1764934), (24, 882467), (457, 46344), (914, 23172), (1371, 15448), (1828, 11586), (1931, 10968), (2742, 7724), (3656, 5793), (3862, 5484)]