21988925504

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3775571}}^1$

素因数の和:3775603

約数の個数: 56

約数和(自身を含む): 53703736128

約数和(自身を除く): 31714810624

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 182, 208, 224, 364, 416, 448, 728, 832, 1456, 2912, 5824, 3775571, 7551142, 15102284, 26428997, 30204568, 49082423, 52857994, 60409136, 98164846, 105715988, 120818272, 196329692, 211431976, 241636544, 343576961, 392659384, 422863952, 687153922, 785318768, 845727904, 1374307844, 1570637536, 1691455808, 2748615688, 3141275072, 5497231376, 10994462752, 21988925504]

約数ペア:

[(1, 21988925504), (2, 10994462752), (4, 5497231376), (7, 3141275072), (8, 2748615688), (13, 1691455808), (14, 1570637536), (16, 1374307844), (26, 845727904), (28, 785318768), (32, 687153922), (52, 422863952), (56, 392659384), (64, 343576961), (91, 241636544), (104, 211431976), (112, 196329692), (182, 120818272), (208, 105715988), (224, 98164846), (364, 60409136), (416, 52857994), (448, 49082423), (728, 30204568), (832, 26428997), (1456, 15102284), (2912, 7551142), (5824, 3775571)]