21197484

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2549}}^1$

素因数の和:2580

約数の個数: 96

約数和(自身を含む): 68544000

約数和(自身を除く): 47346516

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 27, 28, 33, 36, 42, 44, 54, 63, 66, 77, 84, 99, 108, 126, 132, 154, 189, 198, 231, 252, 297, 308, 378, 396, 462, 594, 693, 756, 924, 1188, 1386, 2079, 2549, 2772, 4158, 5098, 7647, 8316, 10196, 15294, 17843, 22941, 28039, 30588, 35686, 45882, 53529, 56078, 68823, 71372, 84117, 91764, 107058, 112156, 137646, 160587, 168234, 196273, 214116, 252351, 275292, 321174, 336468, 392546, 481761, 504702, 588819, 642348, 757053, 785092, 963522, 1009404, 1177638, 1514106, 1766457, 1927044, 2355276, 3028212, 3532914, 5299371, 7065828, 10598742, 21197484]

約数ペア:

[(1, 21197484), (2, 10598742), (3, 7065828), (4, 5299371), (6, 3532914), (7, 3028212), (9, 2355276), (11, 1927044), (12, 1766457), (14, 1514106), (18, 1177638), (21, 1009404), (22, 963522), (27, 785092), (28, 757053), (33, 642348), (36, 588819), (42, 504702), (44, 481761), (54, 392546), (63, 336468), (66, 321174), (77, 275292), (84, 252351), (99, 214116), (108, 196273), (126, 168234), (132, 160587), (154, 137646), (189, 112156), (198, 107058), (231, 91764), (252, 84117), (297, 71372), (308, 68823), (378, 56078), (396, 53529), (462, 45882), (594, 35686), (693, 30588), (756, 28039), (924, 22941), (1188, 17843), (1386, 15294), (2079, 10196), (2549, 8316), (2772, 7647), (4158, 5098)]