21853590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{1409}}^1$

素因数の和:1477

約数の個数: 64

約数和(自身を含む): 58475520

約数和(自身を除く): 36621930

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 47, 55, 66, 94, 110, 141, 165, 235, 282, 330, 470, 517, 705, 1034, 1409, 1410, 1551, 2585, 2818, 3102, 4227, 5170, 7045, 7755, 8454, 14090, 15499, 15510, 21135, 30998, 42270, 46497, 66223, 77495, 92994, 132446, 154990, 198669, 232485, 331115, 397338, 464970, 662230, 728453, 993345, 1456906, 1986690, 2185359, 3642265, 4370718, 7284530, 10926795, 21853590]

約数ペア:

[(1, 21853590), (2, 10926795), (3, 7284530), (5, 4370718), (6, 3642265), (10, 2185359), (11, 1986690), (15, 1456906), (22, 993345), (30, 728453), (33, 662230), (47, 464970), (55, 397338), (66, 331115), (94, 232485), (110, 198669), (141, 154990), (165, 132446), (235, 92994), (282, 77495), (330, 66223), (470, 46497), (517, 42270), (705, 30998), (1034, 21135), (1409, 15510), (1410, 15499), (1551, 14090), (2585, 8454), (2818, 7755), (3102, 7045), (4227, 5170)]