21523194

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{293}}^1$

素因数の和:372

約数の個数: 96

約数和(自身を含む): 59439744

約数和(自身を除く): 37916550

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 53, 63, 66, 77, 99, 106, 126, 154, 159, 198, 231, 293, 318, 371, 462, 477, 583, 586, 693, 742, 879, 954, 1113, 1166, 1386, 1749, 1758, 2051, 2226, 2637, 3223, 3339, 3498, 4081, 4102, 5247, 5274, 6153, 6446, 6678, 8162, 9669, 10494, 12243, 12306, 15529, 18459, 19338, 22561, 24486, 29007, 31058, 36729, 36918, 45122, 46587, 58014, 67683, 73458, 93174, 108703, 135366, 139761, 170819, 203049, 217406, 279522, 326109, 341638, 406098, 512457, 652218, 978327, 1024914, 1195733, 1537371, 1956654, 2391466, 3074742, 3587199, 7174398, 10761597, 21523194]

約数ペア:

[(1, 21523194), (2, 10761597), (3, 7174398), (6, 3587199), (7, 3074742), (9, 2391466), (11, 1956654), (14, 1537371), (18, 1195733), (21, 1024914), (22, 978327), (33, 652218), (42, 512457), (53, 406098), (63, 341638), (66, 326109), (77, 279522), (99, 217406), (106, 203049), (126, 170819), (154, 139761), (159, 135366), (198, 108703), (231, 93174), (293, 73458), (318, 67683), (371, 58014), (462, 46587), (477, 45122), (583, 36918), (586, 36729), (693, 31058), (742, 29007), (879, 24486), (954, 22561), (1113, 19338), (1166, 18459), (1386, 15529), (1749, 12306), (1758, 12243), (2051, 10494), (2226, 9669), (2637, 8162), (3223, 6678), (3339, 6446), (3498, 6153), (4081, 5274), (4102, 5247)]