21451488

素因数分解:

$2^5\times 3^1\times {\mathrm{73}}^1\times {\mathrm{3061}}^1$

素因数の和:3147

約数の個数: 48

約数和(自身を含む): 57100176

約数和(自身を除く): 35648688

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 73, 96, 146, 219, 292, 438, 584, 876, 1168, 1752, 2336, 3061, 3504, 6122, 7008, 9183, 12244, 18366, 24488, 36732, 48976, 73464, 97952, 146928, 223453, 293856, 446906, 670359, 893812, 1340718, 1787624, 2681436, 3575248, 5362872, 7150496, 10725744, 21451488]

約数ペア:

[(1, 21451488), (2, 10725744), (3, 7150496), (4, 5362872), (6, 3575248), (8, 2681436), (12, 1787624), (16, 1340718), (24, 893812), (32, 670359), (48, 446906), (73, 293856), (96, 223453), (146, 146928), (219, 97952), (292, 73464), (438, 48976), (584, 36732), (876, 24488), (1168, 18366), (1752, 12244), (2336, 9183), (3061, 7008), (3504, 6122)]