21103848

素因数分解:

$2^3\times 3^3\times {\mathrm{41}}^1\times {\mathrm{2383}}^1$

素因数の和:2439

約数の個数: 64

約数和(自身を含む): 60076800

約数和(自身を除く): 38972952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 41, 54, 72, 82, 108, 123, 164, 216, 246, 328, 369, 492, 738, 984, 1107, 1476, 2214, 2383, 2952, 4428, 4766, 7149, 8856, 9532, 14298, 19064, 21447, 28596, 42894, 57192, 64341, 85788, 97703, 128682, 171576, 195406, 257364, 293109, 390812, 514728, 586218, 781624, 879327, 1172436, 1758654, 2344872, 2637981, 3517308, 5275962, 7034616, 10551924, 21103848]

約数ペア:

[(1, 21103848), (2, 10551924), (3, 7034616), (4, 5275962), (6, 3517308), (8, 2637981), (9, 2344872), (12, 1758654), (18, 1172436), (24, 879327), (27, 781624), (36, 586218), (41, 514728), (54, 390812), (72, 293109), (82, 257364), (108, 195406), (123, 171576), (164, 128682), (216, 97703), (246, 85788), (328, 64341), (369, 57192), (492, 42894), (738, 28596), (984, 21447), (1107, 19064), (1476, 14298), (2214, 9532), (2383, 8856), (2952, 7149), (4428, 4766)]