21222244

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{239}}^1\times {\mathrm{281}}^1$

素因数の和:603

約数の個数: 24

約数和(自身を含む): 37900800

約数和(自身を除く): 16678556

約数列:

[1, 2, 4, 79, 158, 239, 281, 316, 478, 562, 956, 1124, 18881, 22199, 37762, 44398, 67159, 75524, 88796, 134318, 268636, 5305561, 10611122, 21222244]

約数ペア:

[(1, 21222244), (2, 10611122), (4, 5305561), (79, 268636), (158, 134318), (239, 88796), (281, 75524), (316, 67159), (478, 44398), (562, 37762), (956, 22199), (1124, 18881)]