21831096

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{653}}^1$

素因数の和:868

約数の個数: 64

約数和(自身を含む): 62784000

約数和(自身を除く): 40952904

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 199, 398, 597, 653, 796, 1194, 1306, 1393, 1592, 1959, 2388, 2612, 2786, 3918, 4179, 4571, 4776, 5224, 5572, 7836, 8358, 9142, 11144, 13713, 15672, 16716, 18284, 27426, 33432, 36568, 54852, 109704, 129947, 259894, 389841, 519788, 779682, 909629, 1039576, 1559364, 1819258, 2728887, 3118728, 3638516, 5457774, 7277032, 10915548, 21831096]

約数ペア:

[(1, 21831096), (2, 10915548), (3, 7277032), (4, 5457774), (6, 3638516), (7, 3118728), (8, 2728887), (12, 1819258), (14, 1559364), (21, 1039576), (24, 909629), (28, 779682), (42, 519788), (56, 389841), (84, 259894), (168, 129947), (199, 109704), (398, 54852), (597, 36568), (653, 33432), (796, 27426), (1194, 18284), (1306, 16716), (1393, 15672), (1592, 13713), (1959, 11144), (2388, 9142), (2612, 8358), (2786, 7836), (3918, 5572), (4179, 5224), (4571, 4776)]