21266868

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{8167}}^1$

素因数の和:8212

約数の個数: 48

約数和(自身を含む): 58548224

約数和(自身を除く): 37281356

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 62, 84, 93, 124, 186, 217, 372, 434, 651, 868, 1302, 2604, 8167, 16334, 24501, 32668, 49002, 57169, 98004, 114338, 171507, 228676, 253177, 343014, 506354, 686028, 759531, 1012708, 1519062, 1772239, 3038124, 3544478, 5316717, 7088956, 10633434, 21266868]

約数ペア:

[(1, 21266868), (2, 10633434), (3, 7088956), (4, 5316717), (6, 3544478), (7, 3038124), (12, 1772239), (14, 1519062), (21, 1012708), (28, 759531), (31, 686028), (42, 506354), (62, 343014), (84, 253177), (93, 228676), (124, 171507), (186, 114338), (217, 98004), (372, 57169), (434, 49002), (651, 32668), (868, 24501), (1302, 16334), (2604, 8167)]