21435888

素因数分解:

$2^4\times 3^1\times {\mathrm{61}}^1\times {\mathrm{7321}}^1$

素因数の和:7393

約数の個数: 40

約数和(自身を含む): 56291536

約数和(自身を除く): 34855648

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 61, 122, 183, 244, 366, 488, 732, 976, 1464, 2928, 7321, 14642, 21963, 29284, 43926, 58568, 87852, 117136, 175704, 351408, 446581, 893162, 1339743, 1786324, 2679486, 3572648, 5358972, 7145296, 10717944, 21435888]

約数ペア:

[(1, 21435888), (2, 10717944), (3, 7145296), (4, 5358972), (6, 3572648), (8, 2679486), (12, 1786324), (16, 1339743), (24, 893162), (48, 446581), (61, 351408), (122, 175704), (183, 117136), (244, 87852), (366, 58568), (488, 43926), (732, 29284), (976, 21963), (1464, 14642), (2928, 7321)]