21197592

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{7549}}^1$

素因数の和:7577

約数の個数: 64

約数和(自身を含む): 63420000

約数和(自身を除く): 42222408

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 104, 108, 117, 156, 216, 234, 312, 351, 468, 702, 936, 1404, 2808, 7549, 15098, 22647, 30196, 45294, 60392, 67941, 90588, 98137, 135882, 181176, 196274, 203823, 271764, 294411, 392548, 407646, 543528, 588822, 785096, 815292, 883233, 1177644, 1630584, 1766466, 2355288, 2649699, 3532932, 5299398, 7065864, 10598796, 21197592]

約数ペア:

[(1, 21197592), (2, 10598796), (3, 7065864), (4, 5299398), (6, 3532932), (8, 2649699), (9, 2355288), (12, 1766466), (13, 1630584), (18, 1177644), (24, 883233), (26, 815292), (27, 785096), (36, 588822), (39, 543528), (52, 407646), (54, 392548), (72, 294411), (78, 271764), (104, 203823), (108, 196274), (117, 181176), (156, 135882), (216, 98137), (234, 90588), (312, 67941), (351, 60392), (468, 45294), (702, 30196), (936, 22647), (1404, 15098), (2808, 7549)]