21854388

素因数分解:

$2^2\times 3^1\times {\mathrm{163}}^1\times {\mathrm{11173}}^1$

素因数の和:11343

約数の個数: 24

約数和(自身を含む): 51311008

約数和(自身を除く): 29456620

約数列:

[1, 2, 3, 4, 6, 12, 163, 326, 489, 652, 978, 1956, 11173, 22346, 33519, 44692, 67038, 134076, 1821199, 3642398, 5463597, 7284796, 10927194, 21854388]

約数ペア:

[(1, 21854388), (2, 10927194), (3, 7284796), (4, 5463597), (6, 3642398), (12, 1821199), (163, 134076), (326, 67038), (489, 44692), (652, 33519), (978, 22346), (1956, 11173)]