21505872

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23581}}^1$

素因数の和:23611

約数の個数: 40

約数和(自身を含む): 58483360

約数和(自身を除く): 36977488

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 228, 304, 456, 912, 23581, 47162, 70743, 94324, 141486, 188648, 282972, 377296, 448039, 565944, 896078, 1131888, 1344117, 1792156, 2688234, 3584312, 5376468, 7168624, 10752936, 21505872]

約数ペア:

[(1, 21505872), (2, 10752936), (3, 7168624), (4, 5376468), (6, 3584312), (8, 2688234), (12, 1792156), (16, 1344117), (19, 1131888), (24, 896078), (38, 565944), (48, 448039), (57, 377296), (76, 282972), (114, 188648), (152, 141486), (228, 94324), (304, 70743), (456, 47162), (912, 23581)]