21846608

素因数分解:

$2^4\times 7^1\times {\mathrm{131}}^1\times {\mathrm{1489}}^1$

素因数の和:1635

約数の個数: 40

約数和(自身を含む): 48776640

約数和(自身を除く): 26930032

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 131, 262, 524, 917, 1048, 1489, 1834, 2096, 2978, 3668, 5956, 7336, 10423, 11912, 14672, 20846, 23824, 41692, 83384, 166768, 195059, 390118, 780236, 1365413, 1560472, 2730826, 3120944, 5461652, 10923304, 21846608]

約数ペア:

[(1, 21846608), (2, 10923304), (4, 5461652), (7, 3120944), (8, 2730826), (14, 1560472), (16, 1365413), (28, 780236), (56, 390118), (112, 195059), (131, 166768), (262, 83384), (524, 41692), (917, 23824), (1048, 20846), (1489, 14672), (1834, 11912), (2096, 10423), (2978, 7336), (3668, 5956)]