21419928

素因数分解:

$2^3\times 3^2\times {\mathrm{97}}^1\times {\mathrm{3067}}^1$

素因数の和:3176

約数の個数: 48

約数和(自身を含む): 58629480

約数和(自身を除く): 37209552

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 97, 194, 291, 388, 582, 776, 873, 1164, 1746, 2328, 3067, 3492, 6134, 6984, 9201, 12268, 18402, 24536, 27603, 36804, 55206, 73608, 110412, 220824, 297499, 594998, 892497, 1189996, 1784994, 2379992, 2677491, 3569988, 5354982, 7139976, 10709964, 21419928]

約数ペア:

[(1, 21419928), (2, 10709964), (3, 7139976), (4, 5354982), (6, 3569988), (8, 2677491), (9, 2379992), (12, 1784994), (18, 1189996), (24, 892497), (36, 594998), (72, 297499), (97, 220824), (194, 110412), (291, 73608), (388, 55206), (582, 36804), (776, 27603), (873, 24536), (1164, 18402), (1746, 12268), (2328, 9201), (3067, 6984), (3492, 6134)]