21916656

素因数分解:

$2^4\times 3^6\times {\mathrm{1879}}^1$

素因数の和:1905

約数の個数: 70

約数和(自身を含む): 63700040

約数和(自身を除く): 41783384

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 243, 324, 432, 486, 648, 729, 972, 1296, 1458, 1879, 1944, 2916, 3758, 3888, 5637, 5832, 7516, 11274, 11664, 15032, 16911, 22548, 30064, 33822, 45096, 50733, 67644, 90192, 101466, 135288, 152199, 202932, 270576, 304398, 405864, 456597, 608796, 811728, 913194, 1217592, 1369791, 1826388, 2435184, 2739582, 3652776, 5479164, 7305552, 10958328, 21916656]

約数ペア:

[(1, 21916656), (2, 10958328), (3, 7305552), (4, 5479164), (6, 3652776), (8, 2739582), (9, 2435184), (12, 1826388), (16, 1369791), (18, 1217592), (24, 913194), (27, 811728), (36, 608796), (48, 456597), (54, 405864), (72, 304398), (81, 270576), (108, 202932), (144, 152199), (162, 135288), (216, 101466), (243, 90192), (324, 67644), (432, 50733), (486, 45096), (648, 33822), (729, 30064), (972, 22548), (1296, 16911), (1458, 15032), (1879, 11664), (1944, 11274), (2916, 7516), (3758, 5832), (3888, 5637)]