221214

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{229}}^1$

素因数の和:264

約数の個数: 32

約数和(自身を含む): 529920

約数和(自身を除く): 308706

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 69, 138, 161, 229, 322, 458, 483, 687, 966, 1374, 1603, 3206, 4809, 5267, 9618, 10534, 15801, 31602, 36869, 73738, 110607, 221214]

約数ペア:

[(1, 221214), (2, 110607), (3, 73738), (6, 36869), (7, 31602), (14, 15801), (21, 10534), (23, 9618), (42, 5267), (46, 4809), (69, 3206), (138, 1603), (161, 1374), (229, 966), (322, 687), (458, 483)]