21649476

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{557}}^1$

素因数の和:684

約数の個数: 48

約数和(自身を含む): 52496640

約数和(自身を除く): 30847164

約数列:

[1, 2, 3, 4, 6, 12, 41, 79, 82, 123, 158, 164, 237, 246, 316, 474, 492, 557, 948, 1114, 1671, 2228, 3239, 3342, 6478, 6684, 9717, 12956, 19434, 22837, 38868, 44003, 45674, 68511, 88006, 91348, 132009, 137022, 176012, 264018, 274044, 528036, 1804123, 3608246, 5412369, 7216492, 10824738, 21649476]

約数ペア:

[(1, 21649476), (2, 10824738), (3, 7216492), (4, 5412369), (6, 3608246), (12, 1804123), (41, 528036), (79, 274044), (82, 264018), (123, 176012), (158, 137022), (164, 132009), (237, 91348), (246, 88006), (316, 68511), (474, 45674), (492, 44003), (557, 38868), (948, 22837), (1114, 19434), (1671, 12956), (2228, 9717), (3239, 6684), (3342, 6478)]