21214368

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{619}}^1$

素因数の和:659

約数の個数: 144

約数和(自身を含む): 73120320

約数和(自身を除く): 51905952

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 21, 24, 28, 32, 34, 36, 42, 48, 51, 56, 63, 68, 72, 84, 96, 102, 112, 119, 126, 136, 144, 153, 168, 204, 224, 238, 252, 272, 288, 306, 336, 357, 408, 476, 504, 544, 612, 619, 672, 714, 816, 952, 1008, 1071, 1224, 1238, 1428, 1632, 1857, 1904, 2016, 2142, 2448, 2476, 2856, 3714, 3808, 4284, 4333, 4896, 4952, 5571, 5712, 7428, 8568, 8666, 9904, 10523, 11142, 11424, 12999, 14856, 17136, 17332, 19808, 21046, 22284, 25998, 29712, 31569, 34272, 34664, 38997, 42092, 44568, 51996, 59424, 63138, 69328, 73661, 77994, 84184, 89136, 94707, 103992, 126276, 138656, 147322, 155988, 168368, 178272, 189414, 207984, 220983, 252552, 294644, 311976, 336736, 378828, 415968, 441966, 505104, 589288, 623952, 662949, 757656, 883932, 1010208, 1178576, 1247904, 1325898, 1515312, 1767864, 2357152, 2651796, 3030624, 3535728, 5303592, 7071456, 10607184, 21214368]

約数ペア:

[(1, 21214368), (2, 10607184), (3, 7071456), (4, 5303592), (6, 3535728), (7, 3030624), (8, 2651796), (9, 2357152), (12, 1767864), (14, 1515312), (16, 1325898), (17, 1247904), (18, 1178576), (21, 1010208), (24, 883932), (28, 757656), (32, 662949), (34, 623952), (36, 589288), (42, 505104), (48, 441966), (51, 415968), (56, 378828), (63, 336736), (68, 311976), (72, 294644), (84, 252552), (96, 220983), (102, 207984), (112, 189414), (119, 178272), (126, 168368), (136, 155988), (144, 147322), (153, 138656), (168, 126276), (204, 103992), (224, 94707), (238, 89136), (252, 84184), (272, 77994), (288, 73661), (306, 69328), (336, 63138), (357, 59424), (408, 51996), (476, 44568), (504, 42092), (544, 38997), (612, 34664), (619, 34272), (672, 31569), (714, 29712), (816, 25998), (952, 22284), (1008, 21046), (1071, 19808), (1224, 17332), (1238, 17136), (1428, 14856), (1632, 12999), (1857, 11424), (1904, 11142), (2016, 10523), (2142, 9904), (2448, 8666), (2476, 8568), (2856, 7428), (3714, 5712), (3808, 5571), (4284, 4952), (4333, 4896)]