21819318

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{3677}}^1$

素因数の和:3748

約数の個数: 32

約数和(自身を含む): 46607616

約数和(自身を除く): 24788298

約数列:

[1, 2, 3, 6, 23, 43, 46, 69, 86, 129, 138, 258, 989, 1978, 2967, 3677, 5934, 7354, 11031, 22062, 84571, 158111, 169142, 253713, 316222, 474333, 507426, 948666, 3636553, 7273106, 10909659, 21819318]

約数ペア:

[(1, 21819318), (2, 10909659), (3, 7273106), (6, 3636553), (23, 948666), (43, 507426), (46, 474333), (69, 316222), (86, 253713), (129, 169142), (138, 158111), (258, 84571), (989, 22062), (1978, 11031), (2967, 7354), (3677, 5934)]