21370291558

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{8162831}}^1$

素因数の和:8162868

約数の個数: 32

約数和(自身を含む): 42316121088

約数和(自身を除く): 20945829530

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 77, 119, 154, 187, 238, 374, 1309, 2618, 8162831, 16325662, 57139817, 89791141, 114279634, 138768127, 179582282, 277536254, 628537987, 971376889, 1257075974, 1526449397, 1942753778, 3052898794, 10685145779, 21370291558]

約数ペア:

[(1, 21370291558), (2, 10685145779), (7, 3052898794), (11, 1942753778), (14, 1526449397), (17, 1257075974), (22, 971376889), (34, 628537987), (77, 277536254), (119, 179582282), (154, 138768127), (187, 114279634), (238, 89791141), (374, 57139817), (1309, 16325662), (2618, 8162831)]