21972972

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{37369}}^1$

素因数の和:37390

約数の個数: 36

約数和(自身を含む): 59642520

約数和(自身を除く): 37669548

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 37369, 74738, 112107, 149476, 224214, 261583, 448428, 523166, 784749, 1046332, 1569498, 1831081, 3138996, 3662162, 5493243, 7324324, 10986486, 21972972]

約数ペア:

[(1, 21972972), (2, 10986486), (3, 7324324), (4, 5493243), (6, 3662162), (7, 3138996), (12, 1831081), (14, 1569498), (21, 1046332), (28, 784749), (42, 523166), (49, 448428), (84, 261583), (98, 224214), (147, 149476), (196, 112107), (294, 74738), (588, 37369)]