21957042

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{1487}}^1$

素因数の和:1622

約数の個数: 32

約数和(自身を含む): 46282752

約数和(自身を除く): 24325710

約数列:

[1, 2, 3, 6, 23, 46, 69, 107, 138, 214, 321, 642, 1487, 2461, 2974, 4461, 4922, 7383, 8922, 14766, 34201, 68402, 102603, 159109, 205206, 318218, 477327, 954654, 3659507, 7319014, 10978521, 21957042]

約数ペア:

[(1, 21957042), (2, 10978521), (3, 7319014), (6, 3659507), (23, 954654), (46, 477327), (69, 318218), (107, 205206), (138, 159109), (214, 102603), (321, 68402), (642, 34201), (1487, 14766), (2461, 8922), (2974, 7383), (4461, 4922)]