21321312

素因数分解:

$2^5\times 3^1\times {\mathrm{41}}^1\times {\mathrm{5417}}^1$

素因数の和:5471

約数の個数: 48

約数和(自身を含む): 57344112

約数和(自身を除く): 36022800

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, 5417, 10834, 16251, 21668, 32502, 43336, 65004, 86672, 130008, 173344, 222097, 260016, 444194, 520032, 666291, 888388, 1332582, 1776776, 2665164, 3553552, 5330328, 7107104, 10660656, 21321312]

約数ペア:

[(1, 21321312), (2, 10660656), (3, 7107104), (4, 5330328), (6, 3553552), (8, 2665164), (12, 1776776), (16, 1332582), (24, 888388), (32, 666291), (41, 520032), (48, 444194), (82, 260016), (96, 222097), (123, 173344), (164, 130008), (246, 86672), (328, 65004), (492, 43336), (656, 32502), (984, 21668), (1312, 16251), (1968, 10834), (3936, 5417)]