21169776

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{347}}^1$

素因数の和:430

約数の個数: 80

約数和(自身を含む): 57996288

約数和(自身を除く): 36826512

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 41, 48, 62, 82, 93, 123, 124, 164, 186, 246, 248, 328, 347, 372, 492, 496, 656, 694, 744, 984, 1041, 1271, 1388, 1488, 1968, 2082, 2542, 2776, 3813, 4164, 5084, 5552, 7626, 8328, 10168, 10757, 14227, 15252, 16656, 20336, 21514, 28454, 30504, 32271, 42681, 43028, 56908, 61008, 64542, 85362, 86056, 113816, 129084, 170724, 172112, 227632, 258168, 341448, 441037, 516336, 682896, 882074, 1323111, 1764148, 2646222, 3528296, 5292444, 7056592, 10584888, 21169776]

約数ペア:

[(1, 21169776), (2, 10584888), (3, 7056592), (4, 5292444), (6, 3528296), (8, 2646222), (12, 1764148), (16, 1323111), (24, 882074), (31, 682896), (41, 516336), (48, 441037), (62, 341448), (82, 258168), (93, 227632), (123, 172112), (124, 170724), (164, 129084), (186, 113816), (246, 86056), (248, 85362), (328, 64542), (347, 61008), (372, 56908), (492, 43028), (496, 42681), (656, 32271), (694, 30504), (744, 28454), (984, 21514), (1041, 20336), (1271, 16656), (1388, 15252), (1488, 14227), (1968, 10757), (2082, 10168), (2542, 8328), (2776, 7626), (3813, 5552), (4164, 5084)]