21203256

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{28499}}^1$

素因数の和:28539

約数の個数: 32

約数和(自身を含む): 54720000

約数和(自身を除く): 33516744

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 93, 124, 186, 248, 372, 744, 28499, 56998, 85497, 113996, 170994, 227992, 341988, 683976, 883469, 1766938, 2650407, 3533876, 5300814, 7067752, 10601628, 21203256]

約数ペア:

[(1, 21203256), (2, 10601628), (3, 7067752), (4, 5300814), (6, 3533876), (8, 2650407), (12, 1766938), (24, 883469), (31, 683976), (62, 341988), (93, 227992), (124, 170994), (186, 113996), (248, 85497), (372, 56998), (744, 28499)]