21654133048

素因数分解:

$2^3\times {\mathrm{113}}^1\times {\mathrm{149}}^1\times {\mathrm{373}}^1\times {\mathrm{431}}^1$

素因数の和:1072

約数の個数: 64

約数和(自身を含む): 41442192000

約数和(自身を除く): 19788058952

約数列:

[1, 2, 4, 8, 113, 149, 226, 298, 373, 431, 452, 596, 746, 862, 904, 1192, 1492, 1724, 2984, 3448, 16837, 33674, 42149, 48703, 55577, 64219, 67348, 84298, 97406, 111154, 128438, 134696, 160763, 168596, 194812, 222308, 256876, 321526, 337192, 389624, 444616, 513752, 643052, 1286104, 6280201, 7256747, 12560402, 14513494, 18166219, 23953687, 25120804, 29026988, 36332438, 47907374, 50241608, 58053976, 72664876, 95814748, 145329752, 191629496, 2706766631, 5413533262, 10827066524, 21654133048]

約数ペア:

[(1, 21654133048), (2, 10827066524), (4, 5413533262), (8, 2706766631), (113, 191629496), (149, 145329752), (226, 95814748), (298, 72664876), (373, 58053976), (431, 50241608), (452, 47907374), (596, 36332438), (746, 29026988), (862, 25120804), (904, 23953687), (1192, 18166219), (1492, 14513494), (1724, 12560402), (2984, 7256747), (3448, 6280201), (16837, 1286104), (33674, 643052), (42149, 513752), (48703, 444616), (55577, 389624), (64219, 337192), (67348, 321526), (84298, 256876), (97406, 222308), (111154, 194812), (128438, 168596), (134696, 160763)]