21546722

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{277}}^1$

素因数の和:410

約数の個数: 32

約数和(自身を含む): 36028800

約数和(自身を除く): 14482078

約数列:

[1, 2, 19, 23, 38, 46, 89, 178, 277, 437, 554, 874, 1691, 2047, 3382, 4094, 5263, 6371, 10526, 12742, 24653, 38893, 49306, 77786, 121049, 242098, 468407, 567019, 936814, 1134038, 10773361, 21546722]

約数ペア:

[(1, 21546722), (2, 10773361), (19, 1134038), (23, 936814), (38, 567019), (46, 468407), (89, 242098), (178, 121049), (277, 77786), (437, 49306), (554, 38893), (874, 24653), (1691, 12742), (2047, 10526), (3382, 6371), (4094, 5263)]