21718008

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23203}}^1$

素因数の和:23228

約数の個数: 48

約数和(自身を含む): 63346920

約数和(自身を除く): 41628912

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 23203, 46406, 69609, 92812, 139218, 185624, 208827, 278436, 301639, 417654, 556872, 603278, 835308, 904917, 1206556, 1670616, 1809834, 2413112, 2714751, 3619668, 5429502, 7239336, 10859004, 21718008]

約数ペア:

[(1, 21718008), (2, 10859004), (3, 7239336), (4, 5429502), (6, 3619668), (8, 2714751), (9, 2413112), (12, 1809834), (13, 1670616), (18, 1206556), (24, 904917), (26, 835308), (36, 603278), (39, 556872), (52, 417654), (72, 301639), (78, 278436), (104, 208827), (117, 185624), (156, 139218), (234, 92812), (312, 69609), (468, 46406), (936, 23203)]