21230147240

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{23076247}}^1$

素因数の和:23076281

約数の個数: 32

約数和(自身を含む): 49844695680

約数和(自身を除く): 28614548440

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 23076247, 46152494, 92304988, 115381235, 184609976, 230762470, 461524940, 530753681, 923049880, 1061507362, 2123014724, 2653768405, 4246029448, 5307536810, 10615073620, 21230147240]

約数ペア:

[(1, 21230147240), (2, 10615073620), (4, 5307536810), (5, 4246029448), (8, 2653768405), (10, 2123014724), (20, 1061507362), (23, 923049880), (40, 530753681), (46, 461524940), (92, 230762470), (115, 184609976), (184, 115381235), (230, 92304988), (460, 46152494), (920, 23076247)]