21243216

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23293}}^1$

素因数の和:23323

約数の個数: 40

約数和(自身を含む): 57769120

約数和(自身を除く): 36525904

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 228, 304, 456, 912, 23293, 46586, 69879, 93172, 139758, 186344, 279516, 372688, 442567, 559032, 885134, 1118064, 1327701, 1770268, 2655402, 3540536, 5310804, 7081072, 10621608, 21243216]

約数ペア:

[(1, 21243216), (2, 10621608), (3, 7081072), (4, 5310804), (6, 3540536), (8, 2655402), (12, 1770268), (16, 1327701), (19, 1118064), (24, 885134), (38, 559032), (48, 442567), (57, 372688), (76, 279516), (114, 186344), (152, 139758), (228, 93172), (304, 69879), (456, 46586), (912, 23293)]