21585516

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{601}}^1$

素因数の和:722

約数の個数: 48

約数和(自身を含む): 52388448

約数和(自身を除く): 30802932

約数列:

[1, 2, 3, 4, 6, 12, 41, 73, 82, 123, 146, 164, 219, 246, 292, 438, 492, 601, 876, 1202, 1803, 2404, 2993, 3606, 5986, 7212, 8979, 11972, 17958, 24641, 35916, 43873, 49282, 73923, 87746, 98564, 131619, 147846, 175492, 263238, 295692, 526476, 1798793, 3597586, 5396379, 7195172, 10792758, 21585516]

約数ペア:

[(1, 21585516), (2, 10792758), (3, 7195172), (4, 5396379), (6, 3597586), (12, 1798793), (41, 526476), (73, 295692), (82, 263238), (123, 175492), (146, 147846), (164, 131619), (219, 98564), (246, 87746), (292, 73923), (438, 49282), (492, 43873), (601, 35916), (876, 24641), (1202, 17958), (1803, 11972), (2404, 8979), (2993, 7212), (3606, 5986)]