21879130

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{24043}}^1$

素因数の和:24070

約数の個数: 32

約数和(自身を含む): 48472704

約数和(自身を除く): 26593574

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 24043, 48086, 120215, 168301, 240430, 312559, 336602, 625118, 841505, 1562795, 1683010, 2187913, 3125590, 4375826, 10939565, 21879130]

約数ペア:

[(1, 21879130), (2, 10939565), (5, 4375826), (7, 3125590), (10, 2187913), (13, 1683010), (14, 1562795), (26, 841505), (35, 625118), (65, 336602), (70, 312559), (91, 240430), (130, 168301), (182, 120215), (455, 48086), (910, 24043)]