21937146

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{461}}^1$

素因数の和:587

約数の個数: 64

約数和(自身を含む): 55351296

約数和(自身を除く): 33414150

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 103, 154, 206, 231, 309, 461, 462, 618, 721, 922, 1133, 1383, 1442, 2163, 2266, 2766, 3227, 3399, 4326, 5071, 6454, 6798, 7931, 9681, 10142, 15213, 15862, 19362, 23793, 30426, 35497, 47483, 47586, 70994, 94966, 106491, 142449, 212982, 284898, 332381, 522313, 664762, 997143, 1044626, 1566939, 1994286, 3133878, 3656191, 7312382, 10968573, 21937146]

約数ペア:

[(1, 21937146), (2, 10968573), (3, 7312382), (6, 3656191), (7, 3133878), (11, 1994286), (14, 1566939), (21, 1044626), (22, 997143), (33, 664762), (42, 522313), (66, 332381), (77, 284898), (103, 212982), (154, 142449), (206, 106491), (231, 94966), (309, 70994), (461, 47586), (462, 47483), (618, 35497), (721, 30426), (922, 23793), (1133, 19362), (1383, 15862), (1442, 15213), (2163, 10142), (2266, 9681), (2766, 7931), (3227, 6798), (3399, 6454), (4326, 5071)]