21849678

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{593}}^1$

素因数の和:713

約数の個数: 48

約数和(自身を含む): 50038560

約数和(自身を除く): 28188882

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 89, 138, 178, 207, 267, 414, 534, 593, 801, 1186, 1602, 1779, 2047, 3558, 4094, 5337, 6141, 10674, 12282, 13639, 18423, 27278, 36846, 40917, 52777, 81834, 105554, 122751, 158331, 245502, 316662, 474993, 949986, 1213871, 2427742, 3641613, 7283226, 10924839, 21849678]

約数ペア:

[(1, 21849678), (2, 10924839), (3, 7283226), (6, 3641613), (9, 2427742), (18, 1213871), (23, 949986), (46, 474993), (69, 316662), (89, 245502), (138, 158331), (178, 122751), (207, 105554), (267, 81834), (414, 52777), (534, 40917), (593, 36846), (801, 27278), (1186, 18423), (1602, 13639), (1779, 12282), (2047, 10674), (3558, 6141), (4094, 5337)]