21878688

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{373}}^1$

素因数の和:446

約数の個数: 96

約数和(自身を含む): 63334656

約数和(自身を除く): 41455968

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, 373, 376, 416, 564, 611, 624, 746, 752, 1119, 1128, 1222, 1248, 1492, 1504, 1833, 2238, 2256, 2444, 2984, 3666, 4476, 4512, 4849, 4888, 5968, 7332, 8952, 9698, 9776, 11936, 14547, 14664, 17531, 17904, 19396, 19552, 29094, 29328, 35062, 35808, 38792, 52593, 58188, 58656, 70124, 77584, 105186, 116376, 140248, 155168, 210372, 227903, 232752, 280496, 420744, 455806, 465504, 560992, 683709, 841488, 911612, 1367418, 1682976, 1823224, 2734836, 3646448, 5469672, 7292896, 10939344, 21878688]

約数ペア:

[(1, 21878688), (2, 10939344), (3, 7292896), (4, 5469672), (6, 3646448), (8, 2734836), (12, 1823224), (13, 1682976), (16, 1367418), (24, 911612), (26, 841488), (32, 683709), (39, 560992), (47, 465504), (48, 455806), (52, 420744), (78, 280496), (94, 232752), (96, 227903), (104, 210372), (141, 155168), (156, 140248), (188, 116376), (208, 105186), (282, 77584), (312, 70124), (373, 58656), (376, 58188), (416, 52593), (564, 38792), (611, 35808), (624, 35062), (746, 29328), (752, 29094), (1119, 19552), (1128, 19396), (1222, 17904), (1248, 17531), (1492, 14664), (1504, 14547), (1833, 11936), (2238, 9776), (2256, 9698), (2444, 8952), (2984, 7332), (3666, 5968), (4476, 4888), (4512, 4849)]