21877638

素因数分解:

$2^1\times 3^1\times {\mathrm{83}}^1\times {\mathrm{197}}^1\times {\mathrm{223}}^1$

素因数の和:508

約数の個数: 32

約数和(自身を含む): 44706816

約数和(自身を除く): 22829178

約数列:

[1, 2, 3, 6, 83, 166, 197, 223, 249, 394, 446, 498, 591, 669, 1182, 1338, 16351, 18509, 32702, 37018, 43931, 49053, 55527, 87862, 98106, 111054, 131793, 263586, 3646273, 7292546, 10938819, 21877638]

約数ペア:

[(1, 21877638), (2, 10938819), (3, 7292546), (6, 3646273), (83, 263586), (166, 131793), (197, 111054), (223, 98106), (249, 87862), (394, 55527), (446, 49053), (498, 43931), (591, 37018), (669, 32702), (1182, 18509), (1338, 16351)]