21895146

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{13367}}^1$

素因数の和:13395

約数の個数: 48

約数和(自身を含む): 58391424

約数和(自身を除く): 36496278

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638, 13367, 26734, 40101, 80202, 93569, 120303, 173771, 187138, 240606, 280707, 347542, 521313, 561414, 842121, 1042626, 1216397, 1563939, 1684242, 2432794, 3127878, 3649191, 7298382, 10947573, 21895146]

約数ペア:

[(1, 21895146), (2, 10947573), (3, 7298382), (6, 3649191), (7, 3127878), (9, 2432794), (13, 1684242), (14, 1563939), (18, 1216397), (21, 1042626), (26, 842121), (39, 561414), (42, 521313), (63, 347542), (78, 280707), (91, 240606), (117, 187138), (126, 173771), (182, 120303), (234, 93569), (273, 80202), (546, 40101), (819, 26734), (1638, 13367)]