21958146

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{7577}}^1$

素因数の和:7615

約数の個数: 48

約数和(自身を含む): 56744064

約数和(自身を除く): 34785918

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 42, 46, 63, 69, 126, 138, 161, 207, 322, 414, 483, 966, 1449, 2898, 7577, 15154, 22731, 45462, 53039, 68193, 106078, 136386, 159117, 174271, 318234, 348542, 477351, 522813, 954702, 1045626, 1219897, 1568439, 2439794, 3136878, 3659691, 7319382, 10979073, 21958146]

約数ペア:

[(1, 21958146), (2, 10979073), (3, 7319382), (6, 3659691), (7, 3136878), (9, 2439794), (14, 1568439), (18, 1219897), (21, 1045626), (23, 954702), (42, 522813), (46, 477351), (63, 348542), (69, 318234), (126, 174271), (138, 159117), (161, 136386), (207, 106078), (322, 68193), (414, 53039), (483, 45462), (966, 22731), (1449, 15154), (2898, 7577)]