21041004054

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{3766739}}^1$

素因数の和:3766777

約数の個数: 48

約数和(自身を含む): 51529003200

約数和(自身を除く): 30487999146

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 49, 57, 98, 114, 133, 147, 266, 294, 399, 798, 931, 1862, 2793, 5586, 3766739, 7533478, 11300217, 22600434, 26367173, 52734346, 71568041, 79101519, 143136082, 158203038, 184570211, 214704123, 369140422, 429408246, 500976287, 553710633, 1001952574, 1107421266, 1502928861, 3005857722, 3506834009, 7013668018, 10520502027, 21041004054]

約数ペア:

[(1, 21041004054), (2, 10520502027), (3, 7013668018), (6, 3506834009), (7, 3005857722), (14, 1502928861), (19, 1107421266), (21, 1001952574), (38, 553710633), (42, 500976287), (49, 429408246), (57, 369140422), (98, 214704123), (114, 184570211), (133, 158203038), (147, 143136082), (266, 79101519), (294, 71568041), (399, 52734346), (798, 26367173), (931, 22600434), (1862, 11300217), (2793, 7533478), (5586, 3766739)]