21190704

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{25969}}^1$

素因数の和:25997

約数の個数: 40

約数和(自身を含む): 57965040

約数和(自身を除く): 36774336

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 136, 204, 272, 408, 816, 25969, 51938, 77907, 103876, 155814, 207752, 311628, 415504, 441473, 623256, 882946, 1246512, 1324419, 1765892, 2648838, 3531784, 5297676, 7063568, 10595352, 21190704]

約数ペア:

[(1, 21190704), (2, 10595352), (3, 7063568), (4, 5297676), (6, 3531784), (8, 2648838), (12, 1765892), (16, 1324419), (17, 1246512), (24, 882946), (34, 623256), (48, 441473), (51, 415504), (68, 311628), (102, 207752), (136, 155814), (204, 103876), (272, 77907), (408, 51938), (816, 25969)]