21433158

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{787}}^1$

素因数の和:901

約数の個数: 48

約数和(自身を含む): 49785840

約数和(自身を除く): 28352682

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 89, 102, 153, 178, 267, 306, 534, 787, 801, 1513, 1574, 1602, 2361, 3026, 4539, 4722, 7083, 9078, 13379, 13617, 14166, 26758, 27234, 40137, 70043, 80274, 120411, 140086, 210129, 240822, 420258, 630387, 1190731, 1260774, 2381462, 3572193, 7144386, 10716579, 21433158]

約数ペア:

[(1, 21433158), (2, 10716579), (3, 7144386), (6, 3572193), (9, 2381462), (17, 1260774), (18, 1190731), (34, 630387), (51, 420258), (89, 240822), (102, 210129), (153, 140086), (178, 120411), (267, 80274), (306, 70043), (534, 40137), (787, 27234), (801, 26758), (1513, 14166), (1574, 13617), (1602, 13379), (2361, 9078), (3026, 7083), (4539, 4722)]