21493098

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{1487}}^1$

素因数の和:1579

約数の個数: 48

約数和(自身を含む): 51532416

約数和(自身を除く): 30039318

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 73, 99, 146, 198, 219, 438, 657, 803, 1314, 1487, 1606, 2409, 2974, 4461, 4818, 7227, 8922, 13383, 14454, 16357, 26766, 32714, 49071, 98142, 108551, 147213, 217102, 294426, 325653, 651306, 976959, 1194061, 1953918, 2388122, 3582183, 7164366, 10746549, 21493098]

約数ペア:

[(1, 21493098), (2, 10746549), (3, 7164366), (6, 3582183), (9, 2388122), (11, 1953918), (18, 1194061), (22, 976959), (33, 651306), (66, 325653), (73, 294426), (99, 217102), (146, 147213), (198, 108551), (219, 98142), (438, 49071), (657, 32714), (803, 26766), (1314, 16357), (1487, 14454), (1606, 13383), (2409, 8922), (2974, 7227), (4461, 4818)]