21190608

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1$

素因数の和:193

約数の個数: 120

約数和(自身を含む): 63138816

約数和(自身を除く): 41948208

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 47, 48, 62, 72, 93, 94, 101, 124, 141, 144, 186, 188, 202, 248, 279, 282, 303, 372, 376, 404, 423, 496, 558, 564, 606, 744, 752, 808, 846, 909, 1116, 1128, 1212, 1457, 1488, 1616, 1692, 1818, 2232, 2256, 2424, 2914, 3131, 3384, 3636, 4371, 4464, 4747, 4848, 5828, 6262, 6768, 7272, 8742, 9393, 9494, 11656, 12524, 13113, 14241, 14544, 17484, 18786, 18988, 23312, 25048, 26226, 28179, 28482, 34968, 37572, 37976, 42723, 50096, 52452, 56358, 56964, 69936, 75144, 75952, 85446, 104904, 112716, 113928, 147157, 150288, 170892, 209808, 225432, 227856, 294314, 341784, 441471, 450864, 588628, 683568, 882942, 1177256, 1324413, 1765884, 2354512, 2648826, 3531768, 5297652, 7063536, 10595304, 21190608]

約数ペア:

[(1, 21190608), (2, 10595304), (3, 7063536), (4, 5297652), (6, 3531768), (8, 2648826), (9, 2354512), (12, 1765884), (16, 1324413), (18, 1177256), (24, 882942), (31, 683568), (36, 588628), (47, 450864), (48, 441471), (62, 341784), (72, 294314), (93, 227856), (94, 225432), (101, 209808), (124, 170892), (141, 150288), (144, 147157), (186, 113928), (188, 112716), (202, 104904), (248, 85446), (279, 75952), (282, 75144), (303, 69936), (372, 56964), (376, 56358), (404, 52452), (423, 50096), (496, 42723), (558, 37976), (564, 37572), (606, 34968), (744, 28482), (752, 28179), (808, 26226), (846, 25048), (909, 23312), (1116, 18988), (1128, 18786), (1212, 17484), (1457, 14544), (1488, 14241), (1616, 13113), (1692, 12524), (1818, 11656), (2232, 9494), (2256, 9393), (2424, 8742), (2914, 7272), (3131, 6768), (3384, 6262), (3636, 5828), (4371, 4848), (4464, 4747)]