21787872

素因数分解:

$2^5\times 3^1\times {\mathrm{73}}^1\times {\mathrm{3109}}^1$

素因数の和:3195

約数の個数: 48

約数和(自身を含む): 57995280

約数和(自身を除く): 36207408

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, 3109, 3504, 6218, 7008, 9327, 12436, 18654, 24872, 37308, 49744, 74616, 99488, 149232, 226957, 298464, 453914, 680871, 907828, 1361742, 1815656, 2723484, 3631312, 5446968, 7262624, 10893936, 21787872]

約数ペア:

[(1, 21787872), (2, 10893936), (3, 7262624), (4, 5446968), (6, 3631312), (8, 2723484), (12, 1815656), (16, 1361742), (24, 907828), (32, 680871), (48, 453914), (73, 298464), (96, 226957), (146, 149232), (219, 99488), (292, 74616), (438, 49744), (584, 37308), (876, 24872), (1168, 18654), (1752, 12436), (2336, 9327), (3109, 7008), (3504, 6218)]