21486030

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:329

約数の個数: 64

約数和(自身を含む): 53568000

約数和(自身を除く): 32081970

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 59, 61, 118, 122, 177, 183, 199, 295, 305, 354, 366, 398, 590, 597, 610, 885, 915, 995, 1194, 1770, 1830, 1990, 2985, 3599, 5970, 7198, 10797, 11741, 12139, 17995, 21594, 23482, 24278, 35223, 35990, 36417, 53985, 58705, 60695, 70446, 72834, 107970, 117410, 121390, 176115, 182085, 352230, 364170, 716201, 1432402, 2148603, 3581005, 4297206, 7162010, 10743015, 21486030]

約数ペア:

[(1, 21486030), (2, 10743015), (3, 7162010), (5, 4297206), (6, 3581005), (10, 2148603), (15, 1432402), (30, 716201), (59, 364170), (61, 352230), (118, 182085), (122, 176115), (177, 121390), (183, 117410), (199, 107970), (295, 72834), (305, 70446), (354, 60695), (366, 58705), (398, 53985), (590, 36417), (597, 35990), (610, 35223), (885, 24278), (915, 23482), (995, 21594), (1194, 17995), (1770, 12139), (1830, 11741), (1990, 10797), (2985, 7198), (3599, 5970)]