21805422

素因数分解:

$2^1\times 3^1\times {\mathrm{79}}^1\times {\mathrm{179}}^1\times {\mathrm{257}}^1$

素因数の和:520

約数の個数: 32

約数和(自身を含む): 44582400

約数和(自身を除く): 22776978

約数列:

[1, 2, 3, 6, 79, 158, 179, 237, 257, 358, 474, 514, 537, 771, 1074, 1542, 14141, 20303, 28282, 40606, 42423, 46003, 60909, 84846, 92006, 121818, 138009, 276018, 3634237, 7268474, 10902711, 21805422]

約数ペア:

[(1, 21805422), (2, 10902711), (3, 7268474), (6, 3634237), (79, 276018), (158, 138009), (179, 121818), (237, 92006), (257, 84846), (358, 60909), (474, 46003), (514, 42423), (537, 40606), (771, 28282), (1074, 20303), (1542, 14141)]