21503748

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{36571}}^1$

素因数の和:36592

約数の個数: 36

約数和(自身を含む): 58368912

約数和(自身を除く): 36865164

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 36571, 73142, 109713, 146284, 219426, 255997, 438852, 511994, 767991, 1023988, 1535982, 1791979, 3071964, 3583958, 5375937, 7167916, 10751874, 21503748]

約数ペア:

[(1, 21503748), (2, 10751874), (3, 7167916), (4, 5375937), (6, 3583958), (7, 3071964), (12, 1791979), (14, 1535982), (21, 1023988), (28, 767991), (42, 511994), (49, 438852), (84, 255997), (98, 219426), (147, 146284), (196, 109713), (294, 73142), (588, 36571)]