21221330208

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{361793}}^1$

素因数の和:361866

約数の個数: 96

約数和(自身を含む): 61267643136

約数和(自身を除く): 40046312928

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 47, 48, 52, 78, 94, 96, 104, 141, 156, 188, 208, 282, 312, 376, 416, 564, 611, 624, 752, 1128, 1222, 1248, 1504, 1833, 2256, 2444, 3666, 4512, 4888, 7332, 9776, 14664, 19552, 29328, 58656, 361793, 723586, 1085379, 1447172, 2170758, 2894344, 4341516, 4703309, 5788688, 8683032, 9406618, 11577376, 14109927, 17004271, 17366064, 18813236, 28219854, 34008542, 34732128, 37626472, 51012813, 56439708, 68017084, 75252944, 102025626, 112879416, 136034168, 150505888, 204051252, 221055523, 225758832, 272068336, 408102504, 442111046, 451517664, 544136672, 663166569, 816205008, 884222092, 1326333138, 1632410016, 1768444184, 2652666276, 3536888368, 5305332552, 7073776736, 10610665104, 21221330208]

約数ペア:

[(1, 21221330208), (2, 10610665104), (3, 7073776736), (4, 5305332552), (6, 3536888368), (8, 2652666276), (12, 1768444184), (13, 1632410016), (16, 1326333138), (24, 884222092), (26, 816205008), (32, 663166569), (39, 544136672), (47, 451517664), (48, 442111046), (52, 408102504), (78, 272068336), (94, 225758832), (96, 221055523), (104, 204051252), (141, 150505888), (156, 136034168), (188, 112879416), (208, 102025626), (282, 75252944), (312, 68017084), (376, 56439708), (416, 51012813), (564, 37626472), (611, 34732128), (624, 34008542), (752, 28219854), (1128, 18813236), (1222, 17366064), (1248, 17004271), (1504, 14109927), (1833, 11577376), (2256, 9406618), (2444, 8683032), (3666, 5788688), (4512, 4703309), (4888, 4341516), (7332, 2894344), (9776, 2170758), (14664, 1447172), (19552, 1085379), (29328, 723586), (58656, 361793)]