21117912

素因数分解:

$2^3\times 3^1\times {\mathrm{587}}^1\times {\mathrm{1499}}^1$

素因数の和:2095

約数の個数: 32

約数和(自身を含む): 52920000

約数和(自身を除く): 31802088

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 587, 1174, 1499, 1761, 2348, 2998, 3522, 4497, 4696, 5996, 7044, 8994, 11992, 14088, 17988, 35976, 879913, 1759826, 2639739, 3519652, 5279478, 7039304, 10558956, 21117912]

約数ペア:

[(1, 21117912), (2, 10558956), (3, 7039304), (4, 5279478), (6, 3519652), (8, 2639739), (12, 1759826), (24, 879913), (587, 35976), (1174, 17988), (1499, 14088), (1761, 11992), (2348, 8994), (2998, 7044), (3522, 5996), (4497, 4696)]