21804630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1$

素因数の和:293

約数の個数: 64

約数和(自身を含む): 54190080

約数和(自身を除く): 32385450

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 59, 97, 118, 127, 177, 194, 254, 291, 295, 354, 381, 485, 582, 590, 635, 762, 885, 970, 1270, 1455, 1770, 1905, 2910, 3810, 5723, 7493, 11446, 12319, 14986, 17169, 22479, 24638, 28615, 34338, 36957, 37465, 44958, 57230, 61595, 73914, 74930, 85845, 112395, 123190, 171690, 184785, 224790, 369570, 726821, 1453642, 2180463, 3634105, 4360926, 7268210, 10902315, 21804630]

約数ペア:

[(1, 21804630), (2, 10902315), (3, 7268210), (5, 4360926), (6, 3634105), (10, 2180463), (15, 1453642), (30, 726821), (59, 369570), (97, 224790), (118, 184785), (127, 171690), (177, 123190), (194, 112395), (254, 85845), (291, 74930), (295, 73914), (354, 61595), (381, 57230), (485, 44958), (582, 37465), (590, 36957), (635, 34338), (762, 28615), (885, 24638), (970, 22479), (1270, 17169), (1455, 14986), (1770, 12319), (1905, 11446), (2910, 7493), (3810, 5723)]