21807036

素因数分解:

$2^2\times 3^3\times {\mathrm{23}}^1\times {\mathrm{8779}}^1$

素因数の和:8815

約数の個数: 48

約数和(自身を含む): 59001600

約数和(自身を除く): 37194564

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 27, 36, 46, 54, 69, 92, 108, 138, 207, 276, 414, 621, 828, 1242, 2484, 8779, 17558, 26337, 35116, 52674, 79011, 105348, 158022, 201917, 237033, 316044, 403834, 474066, 605751, 807668, 948132, 1211502, 1817253, 2423004, 3634506, 5451759, 7269012, 10903518, 21807036]

約数ペア:

[(1, 21807036), (2, 10903518), (3, 7269012), (4, 5451759), (6, 3634506), (9, 2423004), (12, 1817253), (18, 1211502), (23, 948132), (27, 807668), (36, 605751), (46, 474066), (54, 403834), (69, 316044), (92, 237033), (108, 201917), (138, 158022), (207, 105348), (276, 79011), (414, 52674), (621, 35116), (828, 26337), (1242, 17558), (2484, 8779)]