21634578

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1291}}^1$

素因数の和:1332

約数の個数: 72

約数和(自身を含む): 57442320

約数和(自身を除く): 35807742

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 49, 57, 63, 98, 114, 126, 133, 147, 171, 266, 294, 342, 399, 441, 798, 882, 931, 1197, 1291, 1862, 2394, 2582, 2793, 3873, 5586, 7746, 8379, 9037, 11619, 16758, 18074, 23238, 24529, 27111, 49058, 54222, 63259, 73587, 81333, 126518, 147174, 162666, 171703, 189777, 220761, 343406, 379554, 441522, 515109, 569331, 1030218, 1138662, 1201921, 1545327, 2403842, 3090654, 3605763, 7211526, 10817289, 21634578]

約数ペア:

[(1, 21634578), (2, 10817289), (3, 7211526), (6, 3605763), (7, 3090654), (9, 2403842), (14, 1545327), (18, 1201921), (19, 1138662), (21, 1030218), (38, 569331), (42, 515109), (49, 441522), (57, 379554), (63, 343406), (98, 220761), (114, 189777), (126, 171703), (133, 162666), (147, 147174), (171, 126518), (266, 81333), (294, 73587), (342, 63259), (399, 54222), (441, 49058), (798, 27111), (882, 24529), (931, 23238), (1197, 18074), (1291, 16758), (1862, 11619), (2394, 9037), (2582, 8379), (2793, 7746), (3873, 5586)]