21190596

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{347}}^1\times {\mathrm{727}}^1$

素因数の和:1088

約数の個数: 48

約数和(自身を含む): 56749056

約数和(自身を除く): 35558460

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 347, 694, 727, 1041, 1388, 1454, 2082, 2181, 2429, 2908, 4164, 4362, 4858, 5089, 7287, 8724, 9716, 10178, 14574, 15267, 20356, 29148, 30534, 61068, 252269, 504538, 756807, 1009076, 1513614, 1765883, 3027228, 3531766, 5297649, 7063532, 10595298, 21190596]

約数ペア:

[(1, 21190596), (2, 10595298), (3, 7063532), (4, 5297649), (6, 3531766), (7, 3027228), (12, 1765883), (14, 1513614), (21, 1009076), (28, 756807), (42, 504538), (84, 252269), (347, 61068), (694, 30534), (727, 29148), (1041, 20356), (1388, 15267), (1454, 14574), (2082, 10178), (2181, 9716), (2429, 8724), (2908, 7287), (4164, 5089), (4362, 4858)]