21868776

素因数分解:

$2^3\times 3^2\times {\mathrm{37}}^1\times {\mathrm{8209}}^1$

素因数の和:8258

約数の個数: 48

約数和(自身を含む): 60836100

約数和(自身を除く): 38967324

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 37, 72, 74, 111, 148, 222, 296, 333, 444, 666, 888, 1332, 2664, 8209, 16418, 24627, 32836, 49254, 65672, 73881, 98508, 147762, 197016, 295524, 303733, 591048, 607466, 911199, 1214932, 1822398, 2429864, 2733597, 3644796, 5467194, 7289592, 10934388, 21868776]

約数ペア:

[(1, 21868776), (2, 10934388), (3, 7289592), (4, 5467194), (6, 3644796), (8, 2733597), (9, 2429864), (12, 1822398), (18, 1214932), (24, 911199), (36, 607466), (37, 591048), (72, 303733), (74, 295524), (111, 197016), (148, 147762), (222, 98508), (296, 73881), (333, 65672), (444, 49254), (666, 32836), (888, 24627), (1332, 16418), (2664, 8209)]