21615432

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1709}}^1$

素因数の和:1766

約数の個数: 64

約数和(自身を含む): 59097600

約数和(自身を除く): 37482168

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 31, 34, 51, 62, 68, 93, 102, 124, 136, 186, 204, 248, 372, 408, 527, 744, 1054, 1581, 1709, 2108, 3162, 3418, 4216, 5127, 6324, 6836, 10254, 12648, 13672, 20508, 29053, 41016, 52979, 58106, 87159, 105958, 116212, 158937, 174318, 211916, 232424, 317874, 348636, 423832, 635748, 697272, 900643, 1271496, 1801286, 2701929, 3602572, 5403858, 7205144, 10807716, 21615432]

約数ペア:

[(1, 21615432), (2, 10807716), (3, 7205144), (4, 5403858), (6, 3602572), (8, 2701929), (12, 1801286), (17, 1271496), (24, 900643), (31, 697272), (34, 635748), (51, 423832), (62, 348636), (68, 317874), (93, 232424), (102, 211916), (124, 174318), (136, 158937), (186, 116212), (204, 105958), (248, 87159), (372, 58106), (408, 52979), (527, 41016), (744, 29053), (1054, 20508), (1581, 13672), (1709, 12648), (2108, 10254), (3162, 6836), (3418, 6324), (4216, 5127)]