21203316

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{10333}}^1$

素因数の和:10365

約数の個数: 48

約数和(自身を含む): 57870400

約数和(自身を除く): 36667084

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 108, 114, 171, 228, 342, 513, 684, 1026, 2052, 10333, 20666, 30999, 41332, 61998, 92997, 123996, 185994, 196327, 278991, 371988, 392654, 557982, 588981, 785308, 1115964, 1177962, 1766943, 2355924, 3533886, 5300829, 7067772, 10601658, 21203316]

約数ペア:

[(1, 21203316), (2, 10601658), (3, 7067772), (4, 5300829), (6, 3533886), (9, 2355924), (12, 1766943), (18, 1177962), (19, 1115964), (27, 785308), (36, 588981), (38, 557982), (54, 392654), (57, 371988), (76, 278991), (108, 196327), (114, 185994), (171, 123996), (228, 92997), (342, 61998), (513, 41332), (684, 30999), (1026, 20666), (2052, 10333)]