21770016

素因数分解:

$2^5\times 3^1\times {\mathrm{41}}^1\times {\mathrm{5531}}^1$

素因数の和:5585

約数の個数: 48

約数和(自身を含む): 58550688

約数和(自身を除く): 36780672

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 41, 48, 82, 96, 123, 164, 246, 328, 492, 656, 984, 1312, 1968, 3936, 5531, 11062, 16593, 22124, 33186, 44248, 66372, 88496, 132744, 176992, 226771, 265488, 453542, 530976, 680313, 907084, 1360626, 1814168, 2721252, 3628336, 5442504, 7256672, 10885008, 21770016]

約数ペア:

[(1, 21770016), (2, 10885008), (3, 7256672), (4, 5442504), (6, 3628336), (8, 2721252), (12, 1814168), (16, 1360626), (24, 907084), (32, 680313), (41, 530976), (48, 453542), (82, 265488), (96, 226771), (123, 176992), (164, 132744), (246, 88496), (328, 66372), (492, 44248), (656, 33186), (984, 22124), (1312, 16593), (1968, 11062), (3936, 5531)]