21106344

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1721}}^1$

素因数の和:1810

約数の個数: 64

約数和(自身を含む): 61165440

約数和(自身を除く): 40059096

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 73, 84, 146, 168, 219, 292, 438, 511, 584, 876, 1022, 1533, 1721, 1752, 2044, 3066, 3442, 4088, 5163, 6132, 6884, 10326, 12047, 12264, 13768, 20652, 24094, 36141, 41304, 48188, 72282, 96376, 125633, 144564, 251266, 289128, 376899, 502532, 753798, 879431, 1005064, 1507596, 1758862, 2638293, 3015192, 3517724, 5276586, 7035448, 10553172, 21106344]

約数ペア:

[(1, 21106344), (2, 10553172), (3, 7035448), (4, 5276586), (6, 3517724), (7, 3015192), (8, 2638293), (12, 1758862), (14, 1507596), (21, 1005064), (24, 879431), (28, 753798), (42, 502532), (56, 376899), (73, 289128), (84, 251266), (146, 144564), (168, 125633), (219, 96376), (292, 72282), (438, 48188), (511, 41304), (584, 36141), (876, 24094), (1022, 20652), (1533, 13768), (1721, 12264), (1752, 12047), (2044, 10326), (3066, 6884), (3442, 6132), (4088, 5163)]