21851723988

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{242119}}^1$

素因数の和:242261

約数の個数: 72

約数和(自身を含む): 58166908800

約数和(自身を除く): 36315184812

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 109, 138, 207, 218, 276, 327, 414, 436, 654, 828, 981, 1308, 1962, 2507, 3924, 5014, 7521, 10028, 15042, 22563, 30084, 45126, 90252, 242119, 484238, 726357, 968476, 1452714, 2179071, 2905428, 4358142, 5568737, 8716284, 11137474, 16706211, 22274948, 26390971, 33412422, 50118633, 52781942, 66824844, 79172913, 100237266, 105563884, 158345826, 200474532, 237518739, 316691652, 475037478, 606992333, 950074956, 1213984666, 1820976999, 2427969332, 3641953998, 5462930997, 7283907996, 10925861994, 21851723988]

約数ペア:

[(1, 21851723988), (2, 10925861994), (3, 7283907996), (4, 5462930997), (6, 3641953998), (9, 2427969332), (12, 1820976999), (18, 1213984666), (23, 950074956), (36, 606992333), (46, 475037478), (69, 316691652), (92, 237518739), (109, 200474532), (138, 158345826), (207, 105563884), (218, 100237266), (276, 79172913), (327, 66824844), (414, 52781942), (436, 50118633), (654, 33412422), (828, 26390971), (981, 22274948), (1308, 16706211), (1962, 11137474), (2507, 8716284), (3924, 5568737), (5014, 4358142), (7521, 2905428), (10028, 2179071), (15042, 1452714), (22563, 968476), (30084, 726357), (45126, 484238), (90252, 242119)]