21266976

素因数分解:

$2^5\times 3^1\times {\mathrm{29}}^1\times {\mathrm{7639}}^1$

素因数の和:7681

約数の個数: 48

約数和(自身を含む): 57758400

約数和(自身を除く): 36491424

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 32, 48, 58, 87, 96, 116, 174, 232, 348, 464, 696, 928, 1392, 2784, 7639, 15278, 22917, 30556, 45834, 61112, 91668, 122224, 183336, 221531, 244448, 366672, 443062, 664593, 733344, 886124, 1329186, 1772248, 2658372, 3544496, 5316744, 7088992, 10633488, 21266976]

約数ペア:

[(1, 21266976), (2, 10633488), (3, 7088992), (4, 5316744), (6, 3544496), (8, 2658372), (12, 1772248), (16, 1329186), (24, 886124), (29, 733344), (32, 664593), (48, 443062), (58, 366672), (87, 244448), (96, 221531), (116, 183336), (174, 122224), (232, 91668), (348, 61112), (464, 45834), (696, 30556), (928, 22917), (1392, 15278), (2784, 7639)]